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Infratemporal fossa

Index Infratemporal fossa

The infratemporal fossa is an irregularly shaped cavity, situated below and medial to the zygomatic arch. [1]

57 relations: Alveolar canals, Angle of the mandible, Articular tubercle, Auriculotemporal nerve, Buccal artery, Buccal nerve, Cheek, Chorda tympani, Deep temporal arteries, Deep temporal nerves, Ear, Ear canal, Eardrum, External carotid artery, Foramen ovale (skull), Foramen spinosum, Greater wing of sphenoid bone, Gums, Human mouth, Human tooth, Inferior alveolar artery, Inferior alveolar nerve, Inferior orbital fissure, Infratemporal crest, Lateral pterygoid muscle, Lateral pterygoid nerve, Lingual nerve, Lingula of mandible, Mandible, Mandibular canal, Mandibular foramen, Mandibular nerve, Masseteric nerve, Maxilla, Maxillary artery, Medial pterygoid muscle, Medial pterygoid nerve, Meningeal branch of the mandibular nerve, Middle cranial fossa, Middle meningeal artery, Mylohyoid groove, Mylohyoid nerve, Otic ganglion, Parapharyngeal space, Pterygoid processes of the sphenoid, Pterygomaxillary fissure, Pterygopalatine fossa, Sphenoid bone, Spine of sphenoid bone, Squamous part of temporal bone, ..., Temple (anatomy), Temporal bone, Temporal fossa, Temporal muscle, Trigeminal nerve, Zygomatic arch, Zygomatic process. Expand index (7 more) »

Alveolar canals

The alveolar canals are apertures in the center of the infratemporal surface of the maxilla.

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Angle of the mandible

The angle of the mandible (gonial angle) is located at the posterior border at the junction of the lower border of the ramus of the mandible.

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Articular tubercle

The articular tubercle (eminentia articularis) is a bony eminence on the temporal bone in the skull.

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Auriculotemporal nerve

The auriculotemporal nerve is a branch of the mandibular nerve (V3) that runs with the superficial temporal artery and vein, and provides sensory innervation to various regions on the side of the head.

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Buccal artery

The buccal artery (buccinator artery) is a small artery in the head.

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Buccal nerve

The buccal nerve (long buccal nerve) is a nerve in the face.

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Cheek

Cheeks (buccae) constitute the area of the face below the eyes and between the nose and the left or right ear.

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Chorda tympani

The chorda tympani is a branch of the facial nerve that originates from the taste buds in the front of the tongue, runs through the middle ear, and carries taste messages to the brain.

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Deep temporal arteries

The deep temporal arteries, two in number, anterior and posterior, ascend between the temporalis and the pericranium.

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Deep temporal nerves

The deep temporal nerves, branches of the mandibular division of the trigeminal nerve, are two in number, anterior and posterior.

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Ear

The ear is the organ of hearing and, in mammals, balance.

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Ear canal

The ear canal (external acoustic meatus, external auditory meatus, EAM; meatus acusticus externus) is a tube running from the outer ear to the middle ear.

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Eardrum

In the anatomy of humans and various other tetrapods, the eardrum, also called the tympanic membrane or myringa, is a thin, cone-shaped membrane that separates the external ear from the middle ear.

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External carotid artery

The external carotid artery is a major artery of the head and neck.

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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.

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Foramen spinosum

The foramen spinosum is one of two foramina located in the base of the human skull, on the sphenoid bone.

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Greater wing of sphenoid bone

The greater wing of the sphenoid bone, or alisphenoid, is a bony process of the sphenoid bone; there is one on each side, extending from the side of the body of the sphenoid and curving upward, laterally, and backward.

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Gums

The gums or gingiva (plural: gingivae), consist of the mucosal tissue that lies over the mandible and maxilla inside the mouth.

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Human mouth

In human anatomy, the mouth is the first portion of the alimentary canal that receives food and produces saliva.

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Human tooth

The human teeth function to mechanically break down items of food by cutting and crushing them in preparation for swallowing and digesting.

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Inferior alveolar artery

The inferior alveolar artery (inferior dental artery) is an artery of the face.

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Inferior alveolar nerve

The inferior alveolar nerve (sometimes called the inferior dental nerve) is a branch of the mandibular nerve, which is itself the third branch of the trigeminal nerve.

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Inferior orbital fissure

The medial wall and the floor of the orbit are separated posteriorly by the inferior orbital fissure which transmits the zygomatic branch of the maxillary nerve and the ascending branches from the pterygopalatine ganglion.

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Infratemporal crest

The lateral surface of the great wing of the sphenoid is convex, and divided by a transverse ridge, the infratemporal crest, into two portions.

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Lateral pterygoid muscle

The lateral pterygoid or external pterygoid is a muscle of mastication with two heads.

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Lateral pterygoid nerve

External Pterygoid Nerve (or lateral pterygoid nerve): The nerve to the Pterygoideus externus frequently arises in conjunction with the buccinator nerve, but it may be given off separately from the anterior division of the mandibular nerve.

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Lingual nerve

The lingual nerve is a branch of the mandibular division of the trigeminal nerve (CN V3), which supplies general sensory innervation (not the gustative one) to the anterior 2/3 of the tongue.

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Lingula of mandible

The margin of the mandibular foramen is irregular; it presents in front a prominent ridge, surmounted by a sharp spine, the lingula of the mandible which gives attachment to the sphenomandibular ligament; at its lower and back part is a notch from which the mylohyoid groove runs obliquely downward and forward, and lodges the mylohyoid vessels and nerve.

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Mandible

The mandible, lower jaw or jawbone is the largest, strongest and lowest bone in the human face.

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Mandibular canal

In human anatomy, the mandibular canal is a canal within the mandible that contains the inferior alveolar nerve, inferior alveolar artery, and inferior alveolar vein.

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Mandibular foramen

The mandibular foramen is an opening on the internal surface of the ramus of the mandible for divisions of the mandibular nerve and blood vessels to pass through.

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Mandibular nerve

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

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Masseteric nerve

The masseteric nerve passes laterally, above the pterygoideus externus, in front of the temporomandibular articulation, and behind the tendon of the temporalis; it crosses the mandibular notch with the masseteric artery, to the deep surface of the masseter, in which it ramifies nearly as far as its anterior border.

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Maxilla

The maxilla (plural: maxillae) in animals is the upper jawbone formed from the fusion of two maxillary bones.

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Maxillary artery

The maxillary artery supplies deep structures of the face.

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Medial pterygoid muscle

The medial pterygoid (or internal pterygoid muscle), is a thick, quadrilateral muscle of mastication.

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Medial pterygoid nerve

The medial pterygoid nerve (or internal pterygoid nerve) is a branch of the mandibular nerve that innervates the medial pterygoid muscle, tensor veli palatini and tensor tympani.

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Meningeal branch of the mandibular nerve

The meningeal branch of the mandibular nerve (recurrent branch, nervus spinosus) is a branch of the mandibular nerve that supplies the dura mater.

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Middle cranial fossa

The middle cranial fossa, deeper than the anterior cranial fossa, is narrow medially and widens laterally to the sides of the skull.

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Middle meningeal artery

The middle meningeal artery (arteria meningea media) is typically the third branch of the first part (retromandibular part) of the maxillary artery, one of the two terminal branches of the external carotid artery.

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Mylohyoid groove

The margin of the mandibular foramen is irregular; it presents in front a prominent ridge, surmounted by a sharp spine, the lingula mandibulæ, which gives attachment to the sphenomandibular ligament; at its lower and back part is a notch from which the mylohyoid groove runs obliquely downward and forward, and lodges the mylohyoid vessels and nerve.

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Mylohyoid nerve

The mylohyoid nerve (or nerve to mylohyoid) is a nerve that innervates the mylohyoid muscle and the anterior belly of the digastric muscle.

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Otic ganglion

The otic ganglion is a small parasympathetic ganglion located immediately below the foramen ovale in the infratemporal fossa and on the medial surface of the mandibular nerve.

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Parapharyngeal space

The parapharyngeal space (also termed the lateral pharyngeal space), is a potential space in the head and the neck.

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Pterygoid processes of the sphenoid

The pterygoid processes of the sphenoid (from Greek pteryx, pterygos, "wing"), one on either side, descend perpendicularly from the regions where the body and the greater wings of the sphenoid bone unite.

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Pterygomaxillary fissure

The pterygomaxillary fissure is a fissure of the human skull.

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Pterygopalatine fossa

In human anatomy, the pterygopalatine fossa (sphenopalatine fossa) is a fossa in the skull.

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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.

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Spine of sphenoid bone

The great wings, or alae-sphenoids, are two strong processes of bone, which arise from the sides of the body, and are curved upward, lateralward, and backward; the posterior part of each projects as a triangular process which fits into the angle between the squama and the petrous portion of the temporal bone and presents at its apex a downwardly directed process, the spina angularis (sphenoidal spine).

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Squamous part of temporal bone

The squamous part of temporal bone, or temporal squama, forms the front and upper part of the temporal bone, and is scale-like, thin, and translucent.

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Temple (anatomy)

Temple indicates the side of the head behind the eyes.

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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.

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Temporal fossa

The temporal fossa is a shallow depression on the side of the skull bounded by the temporal lines and terminating below the level of the zygomatic arch.

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Temporal muscle

The temporal muscle, also known as the temporalis, is one of the muscles of mastication.

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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.

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Zygomatic arch

The zygomatic arch, or cheek bone, is formed by the zygomatic process of the temporal bone (a bone extending forward from the side of the skull, over the opening of the ear) and the temporal process of the zygomatic bone (the side of the cheekbone), the two being united by an oblique suture (zygomaticotemporal suture); the tendon of the temporalis passes medial to the arch to gain insertion into the coronoid process of the mandible.

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Zygomatic process

Each Zygomatic process is the part of a bone which articulates with the zygomatic bone.

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Redirects here:

Fossa infratemporalis, Infratemporal.

References

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

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