Logo
Unionpedia
Communication
Get it on Google Play
New! Download Unionpedia on your Android™ device!
Free
Faster access than browser!
 

Cranial nerves

Index Cranial nerves

Cranial nerves are the nerves that emerge directly from the brain (including the brainstem), in contrast to spinal nerves (which emerge from segments of the spinal cord). [1]

147 relations: Abducens nerve, Accessory nerve, Amniote, Anamniotes, Anatomy, Anosmia, Balance (ability), Base of skull, Bell's palsy, Bitemporal hemianopsia, Blunt trauma, Brain, Brainstem, Buccinator muscle, Caloric reflex test, Cavernous sinus, Cavernous sinus thrombosis, Central nervous system, Cerebrum, Cervical spinal nerve 1, Cluster headache, Cochlea, Cochlear nerve, Cranial nerve examination, Cranial nerve ganglia, Cranial nerve nucleus, Cranial nerves, Cribriform plate, Diplopia, Dorsal root ganglion, Dura mater, Ethmoid bone, Facial canal, Facial muscles, Facial nerve, Facial nerve paralysis, Falx cerebri, Foramen, Foramen ovale (skull), Foramen rotundum, Galen, Ganglion, Geniculate ganglion, Glossopharyngeal nerve, Greek language, Hearing, Hearing loss, Homonymous hemianopsia, Human brain, Hypoglossal canal, ..., Hypoglossal nerve, Inferior ganglion of glossopharyngeal nerve, Inferior ganglion of vagus nerve, Inner ear, Internal auditory meatus, Intracerebral hemorrhage, Intracranial pressure, Ischemia, Jugular foramen, Lateral rectus muscle, Latin, Levator palpebrae superioris muscle, Levator scapulae muscle, Lingua franca, Mandibular nerve, Mass effect (medicine), Maxillary nerve, Medulla oblongata, Midbrain, Middle age, Motor cortex, Multiple sclerosis, Mydriasis, Myelin, Nerve, Neurological examination, Neurology, Nociceptor, Nystagmus, Occipital bone, Oculomotor nerve, Olfaction, Olfactory nerve, Ophthalmic nerve, Ophthalmoscopy, Optic canal, Optic chiasm, Optic nerve, Optic nerve glioma, Orbit (anatomy), Paget's disease of bone, Palatine uvula, Papilledema, Parasympathetic ganglion, Parasympathetic nervous system, Parosmia, Parotid gland, Peripheral nervous system, Pheromone, Pituitary adenoma, Pons, Ptosis (eyelid), Recurrent laryngeal nerve, Retina, Roman numerals, Samuel Thomas von Sömmerring, Scapula, Semicircular canals, Sheep, Shingles, Skull, Smooth pursuit, Soma (biology), Sphenoid bone, Spinal cord, Spinal nerve, Squalidae, Sternocleidomastoid muscle, Strabismus, Stroke, Stylomastoid foramen, Superior ganglion of glossopharyngeal nerve, Superior oblique muscle, Superior orbital fissure, Taste, Temporal bone, Temporal lobe, Terminal nerve, Thomas Willis, Trapezius, Trigeminal cave, Trigeminal ganglion, Trigeminal nerve, Trigeminal neuralgia, Trochlear nerve, Tuning fork, Vagus nerve, Vertebrate, Vestibular nerve, Vestibular schwannoma, Vestibule of the ear, Vestibulo–ocular reflex, Vestibulocochlear nerve, Visual field, Visual perception, Winged scapula, Yale School of Medicine. Expand index (97 more) »

Abducens nerve

The abducens nerve is a nerve that controls the movement of the lateral rectus muscle in humans, responsible for outward gaze.

New!!: Cranial nerves and Abducens nerve · See more »

Accessory nerve

The accessory nerve is a spinal nerve that supplies the sternocleidomastoid and trapezius muscles.

New!!: Cranial nerves and Accessory nerve · See more »

Amniote

Amniotes (from Greek ἀμνίον amnion, "membrane surrounding the fetus", earlier "bowl in which the blood of sacrificed animals was caught", from ἀμνός amnos, "lamb") are a clade of tetrapod vertebrates comprising the reptiles, birds, and mammals.

New!!: Cranial nerves and Amniote · See more »

Anamniotes

The anamniotes are an informal group comprising the fishes and the amphibians, the so-called "lower vertebrates", which lay their eggs in water.

New!!: Cranial nerves and Anamniotes · See more »

Anatomy

Anatomy (Greek anatomē, “dissection”) is the branch of biology concerned with the study of the structure of organisms and their parts.

New!!: Cranial nerves and Anatomy · See more »

Anosmia

Anosmia is the inability to perceive odor or a lack of functioning olfaction—the loss of the sense of smell.

New!!: Cranial nerves and Anosmia · See more »

Balance (ability)

In biomechanics, balance is an ability to maintain the line of gravity (vertical line from centre of mass) of a body within the base of support with minimal postural sway.

New!!: Cranial nerves and Balance (ability) · See more »

Base of skull

The base of skull is the most inferior area of the skull.

New!!: Cranial nerves and Base of skull · See more »

Bell's palsy

Bell's palsy is a type of facial paralysis that results in an inability to control the facial muscles on the affected side.

New!!: Cranial nerves and Bell's palsy · See more »

Bitemporal hemianopsia

Bitemporal hemianopsia, also known as bitemporal heteronymous hemianopsia or bitemporal hemianopia, is the medical description of a type of partial blindness where vision is missing in the outer half of both the right and left visual field.

New!!: Cranial nerves and Bitemporal hemianopsia · See more »

Blunt trauma

Blunt trauma, blunt injury, non-penetrating trauma or blunt force trauma is physical trauma to a body part, either by impact, injury or physical attack.

New!!: Cranial nerves and Blunt trauma · See more »

Brain

The brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals.

New!!: Cranial nerves and Brain · See more »

Brainstem

The brainstem (or brain stem) is the posterior part of the brain, adjoining and structurally continuous with the spinal cord.

New!!: Cranial nerves and Brainstem · See more »

Buccinator muscle

The buccinator is a thin quadrilateral muscle occupying the interval between the maxilla and the mandible at the side of the face.

New!!: Cranial nerves and Buccinator muscle · See more »

Caloric reflex test

In medicine, the caloric reflex test (sometimes termed vestibular caloric stimulation) is a test of the vestibulo-ocular reflex that involves irrigating cold or warm water or air into the external auditory canal.

New!!: Cranial nerves and Caloric reflex test · See more »

Cavernous sinus

The cavernous sinus within the human head, is a true dural venous sinus (not a venous plexus) creating a cavity called the lateral sellar compartment bordered by the temporal bone of the skull and the sphenoid bone, lateral to the sella turcica.

New!!: Cranial nerves and Cavernous sinus · See more »

Cavernous sinus thrombosis

Cavernous sinus thrombosis (CST) is the formation of a blood clot within the cavernous sinus, a cavity at the base of the brain which drains deoxygenated blood from the brain back to the heart.

New!!: Cranial nerves and Cavernous sinus thrombosis · See more »

Central nervous system

The central nervous system (CNS) is the part of the nervous system consisting of the brain and spinal cord.

New!!: Cranial nerves and Central nervous system · See more »

Cerebrum

The cerebrum is a large part of the brain containing the cerebral cortex (of the two cerebral hemispheres), as well as several subcortical structures, including the hippocampus, basal ganglia, and olfactory bulb.

New!!: Cranial nerves and Cerebrum · See more »

Cervical spinal nerve 1

The cervical spinal nerve 1 (C1) is a spinal nerve of the cervical segment.

New!!: Cranial nerves and Cervical spinal nerve 1 · See more »

Cluster headache

Cluster headache (CH) is a neurological disorder characterized by recurrent, severe headaches on one side of the head, typically around the eye.

New!!: Cranial nerves and Cluster headache · See more »

Cochlea

The cochlea is the part of the inner ear involved in hearing.

New!!: Cranial nerves and Cochlea · See more »

Cochlear nerve

The cochlear nerve (also auditory or acoustic neuron) is one of two parts of the vestibulocochlear nerve, a cranial nerve present in amniotes, the other part being the vestibular nerve.

New!!: Cranial nerves and Cochlear nerve · See more »

Cranial nerve examination

The cranial nerve exam is part of the neurological examination.

New!!: Cranial nerves and Cranial nerve examination · See more »

Cranial nerve ganglia

In neuroanatomy, the cranial nerve ganglia are either parasympathetic or sensory ganglia of the cranial nerves.

New!!: Cranial nerves and Cranial nerve ganglia · See more »

Cranial nerve nucleus

A cranial nerve nucleus is a collection of neurons (gray matter) in the brain stem that is associated with one or more cranial nerves.

New!!: Cranial nerves and Cranial nerve nucleus · See more »

Cranial nerves

Cranial nerves are the nerves that emerge directly from the brain (including the brainstem), in contrast to spinal nerves (which emerge from segments of the spinal cord).

New!!: Cranial nerves and Cranial nerves · See more »

Cribriform plate

In human anatomy, the cribriform plate of the ethmoid bone (horizontal lamina or lamina cribrosa) is received into the ethmoidal notch of the frontal bone and roofs in the nasal cavities.

New!!: Cranial nerves and Cribriform plate · See more »

Diplopia

Diplopia, commonly known as double vision, is the simultaneous perception of two images of a single object that may be displaced horizontally, vertically, diagonally (i.e., both vertically and horizontally), or rotationally in relation to each other.

New!!: Cranial nerves and Diplopia · See more »

Dorsal root ganglion

A dorsal root ganglion (or spinal ganglion) (also known as a posterior root ganglion), is a cluster of neurons (a ganglion) in a dorsal root of a spinal nerve.

New!!: Cranial nerves and Dorsal root ganglion · See more »

Dura mater

Dura mater, or dura, is a thick membrane made of dense irregular connective tissue that surrounds the brain and spinal cord.

New!!: Cranial nerves and Dura mater · See more »

Ethmoid bone

The ethmoid bone (from Greek ethmos, "sieve") is an unpaired bone in the skull that separates the nasal cavity from the brain.

New!!: Cranial nerves and Ethmoid bone · See more »

Facial canal

The facial canal (Canalis nervi facialis)(also known as the Fallopian Canal – first described by Gabriele Falloppio-) is a Z-shaped canal running through the temporal bone from the internal acoustic meatus to the stylomastoid foramen.

New!!: Cranial nerves and Facial canal · See more »

Facial muscles

The facial muscles are a group of striated skeletal muscles supplied by the facial nerve (cranial nerve VII) that, among other things, control facial expression.

New!!: Cranial nerves and Facial muscles · See more »

Facial nerve

The facial nerve is the seventh cranial nerve, or simply cranial nerve VII.

New!!: Cranial nerves and Facial nerve · See more »

Facial nerve paralysis

Facial nerve paralysis is a common problem that involves the paralysis of any structures innervated by the facial nerve.

New!!: Cranial nerves and Facial nerve paralysis · See more »

Falx cerebri

The falx cerebri is also known as the cerebral falx, named from its sickle-like form.

New!!: Cranial nerves and Falx cerebri · See more »

Foramen

In anatomy, a foramen (pl. foramina) is any opening.

New!!: Cranial nerves and Foramen · See more »

Foramen ovale (skull)

At the base of the skull, the foramen ovale (Latin: oval window) is one of the larger of the several holes (the foramina) that transmit nerves through the skull.

New!!: Cranial nerves and Foramen ovale (skull) · See more »

Foramen rotundum

The foramen rotundum is a circular hole in the sphenoid bone that connects the middle cranial fossa and the pterygopalatine fossa.

New!!: Cranial nerves and Foramen rotundum · See more »

Galen

Aelius Galenus or Claudius Galenus (Κλαύδιος Γαληνός; September 129 AD – /), often Anglicized as Galen and better known as Galen of Pergamon, was a Greek physician, surgeon and philosopher in the Roman Empire.

New!!: Cranial nerves and Galen · See more »

Ganglion

A ganglion is a nerve cell cluster or a group of nerve cell bodies located in the autonomic nervous system and sensory system.

New!!: Cranial nerves and Ganglion · See more »

Geniculate ganglion

The geniculate ganglion (from Latin genu, for "knee") is an L-shaped collection of fibers and sensory neurons of the facial nerve located in the facial canal of the head.

New!!: Cranial nerves and Geniculate ganglion · See more »

Glossopharyngeal nerve

The glossopharyngeal nerve, known as the ninth cranial nerve (CN IX), is a mixed nerve that carries afferent sensory and efferent motor information.

New!!: Cranial nerves and Glossopharyngeal nerve · See more »

Greek language

Greek (Modern Greek: ελληνικά, elliniká, "Greek", ελληνική γλώσσα, ellinikí glóssa, "Greek language") is an independent branch of the Indo-European family of languages, native to Greece and other parts of the Eastern Mediterranean and the Black Sea.

New!!: Cranial nerves and Greek language · See more »

Hearing

Hearing, or auditory perception, is the ability to perceive sounds by detecting vibrations, changes in the pressure of the surrounding medium through time, through an organ such as the ear.

New!!: Cranial nerves and Hearing · See more »

Hearing loss

Hearing loss, also known as hearing impairment, is a partial or total inability to hear.

New!!: Cranial nerves and Hearing loss · See more »

Homonymous hemianopsia

Hemianopsia, or hemianopia, is a visual field loss on the left or right side of the vertical midline.

New!!: Cranial nerves and Homonymous hemianopsia · See more »

Human brain

The human brain is the central organ of the human nervous system, and with the spinal cord makes up the central nervous system.

New!!: Cranial nerves and Human brain · See more »

Hypoglossal canal

The hypoglossal canal is a foramen in the occipital bone of the skull.

New!!: Cranial nerves and Hypoglossal canal · See more »

Hypoglossal nerve

The hypoglossal nerve is the twelfth cranial nerve, and innervates all the extrinsic and intrinsic muscles of the tongue, except for the palatoglossus which is innervated by the vagus nerve.

New!!: Cranial nerves and Hypoglossal nerve · See more »

Inferior ganglion of glossopharyngeal nerve

The inferior ganglion of the glossopharyngeal nerve (petrous ganglion) is larger than the superior ganglion and is situated in a depression in the lower border of the petrous portion of the temporal bone which is named fossula petrosa.

New!!: Cranial nerves and Inferior ganglion of glossopharyngeal nerve · See more »

Inferior ganglion of vagus nerve

The inferior ganglion of vagus nerve, or nodose ganglion (ganglion nodosum) is cylindrical in form, of a reddish color, and in length.

New!!: Cranial nerves and Inferior ganglion of vagus nerve · See more »

Inner ear

The inner ear (internal ear, auris interna) is the innermost part of the vertebrate ear.

New!!: Cranial nerves and Inner ear · See more »

Internal auditory meatus

The internal auditory meatus (also meatus acusticus internus, internal acoustic meatus, internal auditory canal, or internal acoustic canal) is a canal within the petrous part of the temporal bone of the skull between the posterior cranial fossa and the inner ear.

New!!: Cranial nerves and Internal auditory meatus · See more »

Intracerebral hemorrhage

Intracerebral hemorrhage (ICH), also known as cerebral bleed, is a type of intracranial bleed that occurs within the brain tissue or ventricles.

New!!: Cranial nerves and Intracerebral hemorrhage · See more »

Intracranial pressure

Intracranial pressure (ICP) is the pressure inside the skull and thus in the brain tissue and cerebrospinal fluid (CSF).

New!!: Cranial nerves and Intracranial pressure · See more »

Ischemia

Ischemia or ischaemia is a restriction in blood supply to tissues, causing a shortage of oxygen that is needed for cellular metabolism (to keep tissue alive).

New!!: Cranial nerves and Ischemia · See more »

Jugular foramen

The jugular foramen is a large foramen (aperture) in the base of the skull.

New!!: Cranial nerves and Jugular foramen · See more »

Lateral rectus muscle

The lateral rectus muscle is a muscle on the lateral side of the eyeball in the orbit.

New!!: Cranial nerves and Lateral rectus muscle · See more »

Latin

Latin (Latin: lingua latīna) is a classical language belonging to the Italic branch of the Indo-European languages.

New!!: Cranial nerves and Latin · See more »

Levator palpebrae superioris muscle

The levator palpebrae superioris (Latin for: elevating muscle of upper eyelid) is the muscle in the orbit that elevates the superior (upper) eyelid.

New!!: Cranial nerves and Levator palpebrae superioris muscle · See more »

Levator scapulae muscle

The levator scapulae is a skeletal muscle situated at the back and side of the neck.

New!!: Cranial nerves and Levator scapulae muscle · See more »

Lingua franca

A lingua franca, also known as a bridge language, common language, trade language, auxiliary language, vernacular language, or link language is a language or dialect systematically used to make communication possible between people who do not share a native language or dialect, particularly when it is a third language that is distinct from both native languages.

New!!: Cranial nerves and Lingua franca · See more »

Mandibular nerve

The mandibular nerve (V3) is the largest of the three divisions of the trigeminal nerve, the fifth cranial nerve (CN V).

New!!: Cranial nerves and Mandibular nerve · See more »

Mass effect (medicine)

In medicine, a mass effect is the effect of a growing mass that results in secondary pathological effects by pushing on or displacing surrounding tissue.

New!!: Cranial nerves and Mass effect (medicine) · See more »

Maxillary nerve

The maxillary nerve (CN V2) is one of the three branches or divisions of the trigeminal nerve, the fifth (V) cranial nerve.

New!!: Cranial nerves and Maxillary nerve · See more »

Medulla oblongata

The medulla oblongata (or medulla) is located in the brainstem, anterior and partially inferior to the cerebellum.

New!!: Cranial nerves and Medulla oblongata · See more »

Midbrain

The midbrain or mesencephalon (from Greek mesos 'middle', and enkephalos 'brain') is a portion of the central nervous system associated with vision, hearing, motor control, sleep/wake, arousal (alertness), and temperature regulation.

New!!: Cranial nerves and Midbrain · See more »

Middle age

Middle age is the period of age beyond young adulthood but before the onset of old age.

New!!: Cranial nerves and Middle age · See more »

Motor cortex

The motor cortex is the region of the cerebral cortex involved in the planning, control, and execution of voluntary movements.

New!!: Cranial nerves and Motor cortex · See more »

Multiple sclerosis

Multiple sclerosis (MS) is a demyelinating disease in which the insulating covers of nerve cells in the brain and spinal cord are damaged.

New!!: Cranial nerves and Multiple sclerosis · See more »

Mydriasis

Mydriasis is the dilation of the pupil, usually having a non-physiological cause, or sometimes a physiological pupillary response.

New!!: Cranial nerves and Mydriasis · See more »

Myelin

Myelin is a lipid-rich substance that surrounds the axon of some nerve cells, forming an electrically insulating layer.

New!!: Cranial nerves and Myelin · See more »

Nerve

A nerve is an enclosed, cable-like bundle of axons (nerve fibers, the long and slender projections of neurons) in the peripheral nervous system.

New!!: Cranial nerves and Nerve · See more »

Neurological examination

A neurological examination is the assessment of sensory neuron and motor responses, especially reflexes, to determine whether the nervous system is impaired.

New!!: Cranial nerves and Neurological examination · See more »

Neurology

Neurology (from νεῦρον (neûron), "string, nerve" and the suffix -logia, "study of") is a branch of medicine dealing with disorders of the nervous system.

New!!: Cranial nerves and Neurology · See more »

Nociceptor

A nociceptor is a sensory neuron that responds to damaging or potentially damaging stimuli by sending “possible threat” signals to the spinal cord and the brain.

New!!: Cranial nerves and Nociceptor · See more »

Nystagmus

Nystagmus is a condition of involuntary (or voluntary, in rare cases) eye movement, acquired in infancy or later in life, that may result in reduced or limited vision.

New!!: Cranial nerves and Nystagmus · See more »

Occipital bone

The occipital bone is a cranial dermal bone, and is the main bone of the occiput (back and lower part of the skull).

New!!: Cranial nerves and Occipital bone · See more »

Oculomotor nerve

The oculomotor nerve is the third cranial nerve.

New!!: Cranial nerves and Oculomotor nerve · See more »

Olfaction

Olfaction is a chemoreception that forms the sense of smell.

New!!: Cranial nerves and Olfaction · See more »

Olfactory nerve

The olfactory nerve is typically considered the first cranial nerve, or simply CN I, that contains sensory nerve fibers relating to smell.

New!!: Cranial nerves and Olfactory nerve · See more »

Ophthalmic nerve

The ophthalmic nerve (first division of fifth cranial nerve, ophthalmic division of trigeminal nerve, first division of trigeminal nerve, CN V1, latin: nervus ophthalmicus) is the first branch of the trigeminal nerve.

New!!: Cranial nerves and Ophthalmic nerve · See more »

Ophthalmoscopy

Ophthalmoscopy, also called funduscopy, is a test that allows a health professional to see inside the fundus of the eye and other structures using an ophthalmoscope (or funduscope).

New!!: Cranial nerves and Ophthalmoscopy · See more »

Optic canal

The optic foramen is the opening to the optic canal. The canal is located in the sphenoid bone; it is bounded medially by the body of the sphenoid and laterally by the lesser wing of the sphenoid. The superior surface of the sphenoid bone is bounded behind by a ridge, which forms the anterior border of a narrow, transverse groove, the chiasmatic groove (optic groove), above and behind which lies the optic chiasma; the groove ends on either side in the optic foramen, which transmits the optic nerve and ophthalmic artery (with accompanying sympathetic nerve fibres) into the orbital cavity. Compared to the optic nerve, the ophthalmic artery is located inferolaterally within the canal. The left and right optic canals are 25mm apart posteriorly and 30mm apart anteriorly. The canals themselves are funnel-shaped (narrowest anteriorly).

New!!: Cranial nerves and Optic canal · See more »

Optic chiasm

The optic chiasm or optic chiasma (Greek χίασμα, "crossing", from the Greek χιάζω 'to mark with an X', after the Greek letter 'Χ', chi) is the part of the brain where the optic nerves partially cross.

New!!: Cranial nerves and Optic chiasm · See more »

Optic nerve

The optic nerve, also known as cranial nerve II, is a paired nerve that transmits visual information from the retina to the brain.

New!!: Cranial nerves and Optic nerve · See more »

Optic nerve glioma

Optic nerve glioma (or optic glioma), a form of glioma which affects the optic nerve, is often one of the central nervous system manifestations of Neurofibromatosis 1.

New!!: Cranial nerves and Optic nerve glioma · See more »

Orbit (anatomy)

In anatomy, the orbit is the cavity or socket of the skull in which the eye and its appendages are situated.

New!!: Cranial nerves and Orbit (anatomy) · See more »

Paget's disease of bone

Paget's disease of bone (commonly known as Paget's disease or historically, osteitis deformans) is a condition involving cellular remodeling and deformity of one or more bones.

New!!: Cranial nerves and Paget's disease of bone · See more »

Palatine uvula

The palatine uvula, usually referred to as simply the uvula, is a conic projection from the posterior edge of the middle of the soft palate, composed of connective tissue containing a number of racemose glands, and some muscular fibers (musculus uvulae).

New!!: Cranial nerves and Palatine uvula · See more »

Papilledema

Papilledema (or papilloedema) is optic disc swelling that is caused by increased intracranial pressure due to any cause.

New!!: Cranial nerves and Papilledema · See more »

Parasympathetic ganglion

Parasympathetic ganglia are the autonomic ganglia of the parasympathetic nervous system.

New!!: Cranial nerves and Parasympathetic ganglion · See more »

Parasympathetic nervous system

The parasympathetic nervous system (PSNS) is one of the two divisions of the autonomic nervous system (a division of the peripheral nervous system (PNS)), the other being the sympathetic nervous system.

New!!: Cranial nerves and Parasympathetic nervous system · See more »

Parosmia

Parosmia (from the Greek παρά pará and ὀσμή osmḗ), also known as troposmia (Gk.) or cacosmia (Gk.), is an olfactory dysfunction that is characterized by the inability of the brain to properly identify an odor's "natural" smell.

New!!: Cranial nerves and Parosmia · See more »

Parotid gland

The parotid gland is a major salivary gland in many animals.

New!!: Cranial nerves and Parotid gland · See more »

Peripheral nervous system

The peripheral nervous system (PNS) is one of the two components of the nervous system, the other part is the central nervous system (CNS).

New!!: Cranial nerves and Peripheral nervous system · See more »

Pheromone

A pheromone (from Ancient Greek φέρω phero "to bear" and hormone, from Ancient Greek ὁρμή "impetus") is a secreted or excreted chemical factor that triggers a social response in members of the same species.

New!!: Cranial nerves and Pheromone · See more »

Pituitary adenoma

Pituitary adenomas are tumors that occur in the pituitary gland.

New!!: Cranial nerves and Pituitary adenoma · See more »

Pons

The pons (Latin for "bridge") is part of the brainstem, and in humans and other bipeds lies inferior to the midbrain, superior to the medulla oblongata and anterior to the cerebellum.

New!!: Cranial nerves and Pons · See more »

Ptosis (eyelid)

Ptosis (/ˈtoʊsɪs/) is a drooping or falling of the upper eyelid.

New!!: Cranial nerves and Ptosis (eyelid) · See more »

Recurrent laryngeal nerve

The recurrent laryngeal nerve (RLN) is a branch of the vagus nerve (cranial nerve X) that supplies all the intrinsic muscles of the larynx, with the exception of the cricothyroid muscles.

New!!: Cranial nerves and Recurrent laryngeal nerve · See more »

Retina

The retina is the innermost, light-sensitive "coat", or layer, of shell tissue of the eye of most vertebrates and some molluscs.

New!!: Cranial nerves and Retina · See more »

Roman numerals

The numeric system represented by Roman numerals originated in ancient Rome and remained the usual way of writing numbers throughout Europe well into the Late Middle Ages.

New!!: Cranial nerves and Roman numerals · See more »

Samuel Thomas von Sömmerring

Samuel Thomas von Sömmerring (28 January 1755 – 2 March 1830) was a German physician, anatomist, anthropologist, paleontologist and inventor.

New!!: Cranial nerves and Samuel Thomas von Sömmerring · See more »

Scapula

In anatomy, the scapula (plural scapulae or scapulas; also known as shoulder bone, shoulder blade or wing bone) is the bone that connects the humerus (upper arm bone) with the clavicle (collar bone).

New!!: Cranial nerves and Scapula · See more »

Semicircular canals

The semicircular canals or semicircular ducts are three semicircular, interconnected tubes located in the innermost part of each ear, the inner ear.

New!!: Cranial nerves and Semicircular canals · See more »

Sheep

Domestic sheep (Ovis aries) are quadrupedal, ruminant mammal typically kept as livestock.

New!!: Cranial nerves and Sheep · See more »

Shingles

Shingles, also known as herpes zoster, is a viral disease characterized by a painful skin rash with blisters in a localized area.

New!!: Cranial nerves and Shingles · See more »

Skull

The skull is a bony structure that forms the head in vertebrates.

New!!: Cranial nerves and Skull · See more »

Smooth pursuit

Smooth pursuit eye movements allow the eyes to closely follow a moving object.

New!!: Cranial nerves and Smooth pursuit · See more »

Soma (biology)

The soma (pl. somata or somas), perikaryon (pl. perikarya), neurocyton, or cell body is the bulbous, non-process portion of a neuron or other brain cell type, containing the cell nucleus.

New!!: Cranial nerves and Soma (biology) · See more »

Sphenoid bone

The sphenoid bone is an unpaired bone of the neurocranium. It is situated in the middle of the skull towards the front, in front of the temporal bone and the basilar part of the occipital bone. The sphenoid bone is one of the seven bones that articulate to form the orbit. Its shape somewhat resembles that of a butterfly or bat with its wings extended.

New!!: Cranial nerves and Sphenoid bone · See more »

Spinal cord

The spinal cord is a long, thin, tubular bundle of nervous tissue and support cells that extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column.

New!!: Cranial nerves and Spinal cord · See more »

Spinal nerve

A spinal nerve is a mixed nerve, which carries motor, sensory, and autonomic signals between the spinal cord and the body.

New!!: Cranial nerves and Spinal nerve · See more »

Squalidae

The Squalidae, also called dogfish sharks or spiny dogfishes, are a family of sharks in the order Squaliformes.

New!!: Cranial nerves and Squalidae · See more »

Sternocleidomastoid muscle

The sternocleidomastoid muscle (also known as sternomastoid, commonly abbreviated as SCM or simply referred to as sterno muscle), is a paired muscle in the superficial layers of the side of the neck.

New!!: Cranial nerves and Sternocleidomastoid muscle · See more »

Strabismus

Strabismus, also known as crossed eyes, is a condition in which the eyes do not properly align with each other when looking at an object.

New!!: Cranial nerves and Strabismus · See more »

Stroke

A stroke is a medical condition in which poor blood flow to the brain results in cell death.

New!!: Cranial nerves and Stroke · See more »

Stylomastoid foramen

Between the styloid and mastoid processes of the temporal bone is the stylomastoid foramen It is the termination of the facial canal, and transmits the facial nerve and stylomastoid artery.

New!!: Cranial nerves and Stylomastoid foramen · See more »

Superior ganglion of glossopharyngeal nerve

The superior ganglion is situated in the upper part of the groove in which the glossopharyngeal nerve is lodged during its passage through the jugular foramen.

New!!: Cranial nerves and Superior ganglion of glossopharyngeal nerve · See more »

Superior oblique muscle

The superior oblique muscle, or obliquus oculi superior, is a fusiform muscle originating in the upper, medial side of the orbit (i.e. from beside the nose) which abducts, depresses and internally rotates the eye.

New!!: Cranial nerves and Superior oblique muscle · See more »

Superior orbital fissure

The superior orbital fissure is a foramen in the skull, although strictly it is more of a cleft, lying between the lesser and greater wings of the sphenoid bone.

New!!: Cranial nerves and Superior orbital fissure · See more »

Taste

Taste, gustatory perception, or gustation is one of the five traditional senses that belongs to the gustatory system.

New!!: Cranial nerves and Taste · See more »

Temporal bone

The temporal bones are situated at the sides and base of the skull, and lateral to the temporal lobes of the cerebral cortex.

New!!: Cranial nerves and Temporal bone · See more »

Temporal lobe

The temporal lobe is one of the four major lobes of the cerebral cortex in the brain of mammals.

New!!: Cranial nerves and Temporal lobe · See more »

Terminal nerve

The terminal nerve, or cranial nerve zero, was discovered by German scientist Gustav Fritsch in 1878 in the brains of sharks.

New!!: Cranial nerves and Terminal nerve · See more »

Thomas Willis

Thomas Willis (27 January 1621 – 11 November 1675) was an English doctor who played an important part in the history of anatomy, neurology and psychiatry.

New!!: Cranial nerves and Thomas Willis · See more »

Trapezius

The trapezius (or trapezoid) is a large paired surface muscle that extends longitudinally from the occipital bone to the lower thoracic vertebrae of the spine and laterally to the spine of the scapula.

New!!: Cranial nerves and Trapezius · See more »

Trigeminal cave

The trigeminal cave (also known as Meckel's cave or cavum trigeminale) is a dura mater pouch containing cerebrospinal fluid.

New!!: Cranial nerves and Trigeminal cave · See more »

Trigeminal ganglion

The trigeminal ganglion (or Gasserian ganglion, or semilunar ganglion, or Gasser's ganglion) is a sensory ganglion of the trigeminal nerve (CN V) that occupies a cavity (Meckel's cave) in the dura mater, covering the trigeminal impression near the apex of the petrous part of the temporal bone.

New!!: Cranial nerves and Trigeminal ganglion · See more »

Trigeminal nerve

The trigeminal nerve (the fifth cranial nerve, or simply CN V) is a nerve responsible for sensation in the face and motor functions such as biting and chewing; it is the largest of the cranial nerves.

New!!: Cranial nerves and Trigeminal nerve · See more »

Trigeminal neuralgia

Trigeminal neuralgia (TN or TGN) is a chronic pain disorder that affects the trigeminal nerve.

New!!: Cranial nerves and Trigeminal neuralgia · See more »

Trochlear nerve

The trochlear nerve, also called the fourth cranial nerve or cranial nerve IV, is a motor nerve (a somatic efferent nerve) that innervates only a single muscle: the superior oblique muscle of the eye, which operates through the pulley-like trochlea.

New!!: Cranial nerves and Trochlear nerve · See more »

Tuning fork

A tuning fork is an acoustic resonator in the form of a two-pronged fork with the prongs (tines) formed from a U-shaped bar of elastic metal (usually steel).

New!!: Cranial nerves and Tuning fork · See more »

Vagus nerve

The vagus nerve, historically cited as the pneumogastric nerve, is the tenth cranial nerve or CN X, and interfaces with parasympathetic control of the heart, lungs, and digestive tract.

New!!: Cranial nerves and Vagus nerve · See more »

Vertebrate

Vertebrates comprise all species of animals within the subphylum Vertebrata (chordates with backbones).

New!!: Cranial nerves and Vertebrate · See more »

Vestibular nerve

The vestibular nerve is one of the two branches of the vestibulocochlear nerve (the cochlear nerve being the other).

New!!: Cranial nerves and Vestibular nerve · See more »

Vestibular schwannoma

A vestibular schwannoma (VS) is a benign primary intracranial tumor of the myelin-forming cells of the vestibulocochlear nerve (8th cranial nerve).

New!!: Cranial nerves and Vestibular schwannoma · See more »

Vestibule of the ear

The vestibule is the central part of the bony labyrinth in the inner ear, and is situated medial to the eardrum (tympanic cavity), behind the cochlea, and in front of the three semicircular canals.

New!!: Cranial nerves and Vestibule of the ear · See more »

Vestibulo–ocular reflex

The vestibulo-ocular reflex (VOR) is a reflex, where activation of the vestibular system causes eye movement.

New!!: Cranial nerves and Vestibulo–ocular reflex · See more »

Vestibulocochlear nerve

The vestibulocochlear nerve (auditory vestibular nerve), known as the eighth cranial nerve, transmits sound and equilibrium (balance) information from the inner ear to the brain.

New!!: Cranial nerves and Vestibulocochlear nerve · See more »

Visual field

The visual field is the "spatial array of visual sensations available to observation in introspectionist psychological experiments".

New!!: Cranial nerves and Visual field · See more »

Visual perception

Visual perception is the ability to interpret the surrounding environment using light in the visible spectrum reflected by the objects in the environment.

New!!: Cranial nerves and Visual perception · See more »

Winged scapula

A winged scapula (scapula alata) is a skeletal medical condition in which the shoulder blade, or shoulder bone, protrudes from a person’s back in an abnormal position.

New!!: Cranial nerves and Winged scapula · See more »

Yale School of Medicine

The Yale School of Medicine is the graduate medical school at Yale University in New Haven, Connecticut.

New!!: Cranial nerves and Yale School of Medicine · See more »

Redirects here:

12 cranial nerves, Cerebral nerve, Cranial Nerve, Cranial Nerves, Cranial n, Cranial n., Cranial nerve, Cranial nerve diseases, Cranial nerve injuries, Cranial nerve neoplasms, Nervi craniales, Nervus cranialis, OOOTTAFAGVAH, Ooottafagvah, The cranial nerves, Twelve Cranial Nerves.

References

[1] https://en.wikipedia.org/wiki/Cranial_nerves

OutgoingIncoming
Hey! We are on Facebook now! »