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22 terms

special senses

STUDY
PLAY
acoustic
adj. Pertaining to the act or sense of hearing.
baroreceptors
detect changes in blood pressure
circadian
biologic clock in humans; the rhythmic repetition of certain phenomena, such as hunger, fatigue, and changes in blood pressure, that tend to fluctuate within a 24-hour period
circumvallate
Papilla: Anterior to sulcus terminalis, taste buds, & glands of Von Ebner (serous)
cochlea
the snail-shaped tube (in the inner ear coiled around the modiolus) where sound vibrations are converted into nerve impulses by the Organ of Corti
emmetropia
normal vision
incus
anvil; middle of the three auditory ossicles of the middle ear
iris
muscular diaphragm that controls the size of the pupil
labyrinth
network of canals, such as found in the ear
lacrimal
relating to or located near the organ that produces tears
otolith
located in semicircular canals--"ear stones" have hair cells that when bent, indicate to body that you're moving-acceleration or deccelaeration
macula
a yellowish central area of the retina that is rich in cones and that mediates clear detailed vision
malleus
hammer; first of the three auditory ossicles of the middle ear
myein
to shut
nociceptor
pain receptor
olfaction
the faculty of smell
presbyopia
farsightedness resulting from a reduced ability to focus caused by loss of elasticity of the crystalline lens with age
sclera
tough, fibrous, white outer coat extending from the cornea to the optic nerve
stapes
stirrup; last of the three auditory ossicles of the middle ear
tectorial membrane
A membrane located above the basilar membrane
tympanum
the membrane in the ear that vibrates to sound
vitreous
inner portion of eye with a glassy appearance