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73 relations: Acoustic impedance, Acoustic reflex, Acoustics, Altitude sickness, Autoregulation, Basilar membrane, Blood vessel, Brachial artery, Brain ischemia, Cardiac cycle, Central retinal vein, Cerebrospinal fluid, Circumference, Coaxial, Cochlea, Compliance (physiology), Corti, Cranial vault, Cushing reflex, Doppler ultrasonography, Dura mater, Eardrum, Edema, Embolism, Endolymph, Epileptic seizure, Fundus (eye), Head injury, Headache, Hertz, Human brain, Hydrocephalus, Intracranial hemorrhage, Intracranial pressure, Intracranial pressure monitoring, Liver failure, Malleus, MedlinePlus, Meninges, Meningitis, Nerve fiber layer, Neurosurgery, Ophthalmic artery, Ophthalmoscopy, Ossicles, Otoacoustic emission, Papilledema, Parenchyma, Perilymph, Pulse oximetry, ..., Resonance, Retina, Sine wave, Skull, Space adaptation syndrome, Sphenoid bone, Sphygmomanometer, Spontaneous cerebrospinal fluid leak, Stapedius muscle, Stenosis, Sternum, Stethoscope, Stroke, Systole, Test probe, Tomography, Traumatic brain injury, Ultrasonic transducer, Ultrasound, Vasospasm, Velocity, Ventricular system, Visual impairment due to intracranial pressure. Expand index (23 more) »
Acoustic impedance
Acoustic impedance and specific acoustic impedance are measures of the opposition that a system presents to the acoustic flow resulting of an acoustic pressure applied to the system.
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Acoustic reflex
The acoustic reflex (also known as the stapedius reflex, middle-ear-muscles (MEM) reflex, attenuation reflex, or auditory reflex) is an involuntary muscle contraction that occurs in the middle ear in response to high-intensity sound stimuli or when the person starts to vocalize.
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Acoustics
Acoustics is the branch of physics that deals with the study of all mechanical waves in gases, liquids, and solids including topics such as vibration, sound, ultrasound and infrasound.
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Altitude sickness
Altitude sickness, also known as acute mountain sickness (AMS), is a negative health effect of high altitude, caused by acute exposure to low amounts of oxygen at high altitude.
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Autoregulation
Autoregulation is a process within many biological systems, resulting from an internal adaptive mechanism that works to adjust (or mitigate) that system's response to stimuli.
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Basilar membrane
The basilar membrane within the cochlea of the inner ear is a stiff structural element that separates two liquid-filled tubes that run along the coil of the cochlea, the scala media and the scala tympani (see figure).
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Blood vessel
The blood vessels are the part of the circulatory system, and microcirculation, that transports blood throughout the human body.
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Brachial artery
The brachial artery is the major blood vessel of the (upper) arm.
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Brain ischemia
Brain ischemia (a.k.a. cerebral ischemia, cerebrovascular ischemia) is a condition in which there is insufficient blood flow to the brain to meet metabolic demand.
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Cardiac cycle
The cardiac cycle is the performance of the human heart from the beginning of one heartbeat to the beginning of the next.
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Central retinal vein
The central retinal vein (retinal vein) is a short vein that runs through the optic nerve, leaves the optic nerve 10 mm from the eyeball and drains blood from the capillaries of the retina into either superior ophthalmic vein or into the cavernous sinus directly.
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Cerebrospinal fluid
Cerebrospinal fluid (CSF) is a clear, colorless body fluid found in the brain and spinal cord.
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Circumference
In geometry, the circumference (from Latin circumferentia, meaning "carrying around") of a circle is the (linear) distance around it.
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Coaxial
In geometry, coaxial means that two or more three-dimensional linear forms share a common axis.
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Cochlea
The cochlea is the part of the inner ear involved in hearing.
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Compliance (physiology)
Compliance is the ability of a hollow organ (vessel) to distend and increase volume with increasing transmural pressure or the tendency of a hollow organ to resist recoil toward its original dimensions on application of a distending or compressing force.
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Corti
Corti is an Italian surname.
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Cranial vault
The cranial vault is the space in the skull within the neurocranium, occupied by the brain.
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Cushing reflex
Cushing reflex (also referred to as the vasopressor response, the Cushing effect, the Cushing reaction, the Cushing phenomenon, the Cushing response, or Cushing's Law) is a physiological nervous system response to increased intracranial pressure (ICP) that results in Cushing's triad of increased blood pressure, irregular breathing, and bradycardia.
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Doppler ultrasonography
Doppler ultrasonography is medical ultrasonography that employs the Doppler effect to generate imaging of the movement of tissues and body fluids (usually blood), and their relative velocity to the probe.
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Dura mater
Dura mater, or dura, is a thick membrane made of dense irregular connective tissue that surrounds the brain and spinal cord.
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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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Edema
Edema, also spelled oedema or œdema, is an abnormal accumulation of fluid in the interstitium, located beneath the skin and in the cavities of the body, which can cause severe pain.
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Embolism
An embolism is the lodging of an embolus, a blockage-causing piece of material, inside a blood vessel.
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Endolymph
Endolymph is the fluid contained in the membranous labyrinth of the inner ear.
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Epileptic seizure
An epileptic seizure is a brief episode of signs or symptoms due to abnormally excessive or synchronous neuronal activity in the brain.
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Fundus (eye)
The fundus of the eye is the interior surface of the eye opposite the lens and includes the retina, optic disc, macula, fovea, and posterior pole.
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Head injury
A head injury is any injury that results in trauma to the skull or brain.
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Headache
Headache is the symptom of pain anywhere in the region of the head or neck.
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Hertz
The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.
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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.
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Hydrocephalus
Hydrocephalus is a condition in which there is an accumulation of cerebrospinal fluid (CSF) within the brain.
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Intracranial hemorrhage
Intracranial hemorrhage (ICH), also known as intracranial bleed, is bleeding within the skull.
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Intracranial pressure
Intracranial pressure (ICP) is the pressure inside the skull and thus in the brain tissue and cerebrospinal fluid (CSF).
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Intracranial pressure monitoring
The monitoring of intracranial pressure is used in treating severe traumatic brain injury patients.
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Liver failure
Liver failure or hepatic insufficiency is the inability of the liver to perform its normal synthetic and metabolic function as part of normal physiology.
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Malleus
The malleus or hammer is a hammer-shaped small bone or ossicle of the middle ear which connects with the incus and is attached to the inner surface of the eardrum.
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MedlinePlus
MedlinePlus is an online information service produced by the United States National Library of Medicine.
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Meninges
The meninges (singular: meninx, from membrane, adjectival: meningeal) are the three membranes that envelop the brain and spinal cord.
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Meningitis
Meningitis is an acute inflammation of the protective membranes covering the brain and spinal cord, known collectively as the meninges.
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Nerve fiber layer
The retinal nerve fiber layer (nerve fiber layer, stratum opticum, RNFL) is formed by the expansion of the fibers of the optic nerve; it is thickest near the optic disc, gradually diminishing toward the ora serrata.
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Neurosurgery
Neurosurgery, or neurological surgery, is the medical specialty concerned with the prevention, diagnosis, surgical treatment, and rehabilitation of disorders which affect any portion of the nervous system including the brain, spinal cord, peripheral nerves, and extra-cranial cerebrovascular system.
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Ophthalmic artery
The ophthalmic artery (OA) is the first branch of the internal carotid artery distal to the cavernous sinus.
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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).
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Ossicles
The ossicles (also called auditory ossicles) are three bones in either middle ear that are among the smallest bones in the human body.
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Otoacoustic emission
An otoacoustic emission (OAE) is a sound which is generated from within the inner ear.
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Papilledema
Papilledema (or papilloedema) is optic disc swelling that is caused by increased intracranial pressure due to any cause.
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Parenchyma
Parenchyma is the bulk of a substance.
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Perilymph
Perilymph is an extracellular fluid located within the inner ear.
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Pulse oximetry
Pulse oximetry is a noninvasive method for monitoring a person's oxygen saturation (SO2).
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Resonance
In physics, resonance is a phenomenon in which a vibrating system or external force drives another system to oscillate with greater amplitude at specific frequencies.
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Retina
The retina is the innermost, light-sensitive "coat", or layer, of shell tissue of the eye of most vertebrates and some molluscs.
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Sine wave
A sine wave or sinusoid is a mathematical curve that describes a smooth periodic oscillation.
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Skull
The skull is a bony structure that forms the head in vertebrates.
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Space adaptation syndrome
Space adaptation syndrome (SAS) or space sickness is a condition experienced by around half of space travelers during adaptation to weightlessness.
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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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Sphygmomanometer
A sphygmomanometer, also known as a blood pressure meter, blood pressure monitor, or blood pressure gauge, is a device used to measure blood pressure, composed of an inflatable cuff to collapse and then release the artery under the cuff in a controlled manner, and a mercury or mechanical manometer to measure the pressure.
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Spontaneous cerebrospinal fluid leak
A spontaneous cerebrospinal fluid leak (SCSFL) is a medical condition in which the cerebrospinal fluid (CSF) surrounding the human brain and spinal cord leaks out of the surrounding protective dural sac for no apparent reason.
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Stapedius muscle
The stapedius is the smallest skeletal muscle in the human body.
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Stenosis
A stenosis is an abnormal narrowing in a blood vessel or other tubular organ or structure.
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Sternum
The sternum or breastbone is a long flat bone located in the center of the chest.
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Stethoscope
The stethoscope is an acoustic medical device for auscultation, or listening to the internal sounds of an animal or human body.
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Stroke
A stroke is a medical condition in which poor blood flow to the brain results in cell death.
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Systole
The systole is that part of the cardiac cycle during which some chambers of the heart muscle contract after refilling with blood.
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Test probe
A test probe is a physical device used to connect electronic test equipment to a device under test (DUT).
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Tomography
Tomography is imaging by sections or sectioning, through the use of any kind of penetrating wave.
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Traumatic brain injury
Traumatic brain injury (TBI), also known as intracranial injury, occurs when an external force injures the brain.
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Ultrasonic transducer
Ultrasonic transducers or ultrasonic sensors are a type of acoustic sensor divided into three broad categories: transmitters, receivers and transceivers.
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Ultrasound
Ultrasound is sound waves with frequencies higher than the upper audible limit of human hearing.
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Vasospasm
Vasospasm refers to a condition in which an arterial spasm leads to vasoconstriction.
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Velocity
The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time.
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Ventricular system
The ventricular system is a set of four interconnected cavities (ventricles) in the brain, where the cerebrospinal fluid (CSF) is produced.
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Visual impairment due to intracranial pressure
Spaceflight induced visual impairment is hypothesized to be a result of increased intracranial pressure.
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References
[1] https://en.wikipedia.org/wiki/Non-invasive_intracranial_pressure_measurement_methods
