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Special Senses
vocab words for the ears, and eyes
20
Medical
9th Grade
03/25/2010

Additional Medical Flashcards

 


 

Cards

Term
aqueous humor
Definition
clear watery fluid fills space between the cornea and iris, curvature of eyeball and refracts light rays
Term
auditory canal
Definition
tube where sound waves travel through to tympanic membrane
Term
auricle/pinna
Definition
outer ear
Term
choroid coat
Definition
middle layer of the eye; many blood vessels to nourish the eyes
Term
cochlea
Definition
snail shell's structure w/delicate hairs
Term
conjunctivia
Definition
mucous membranes of the eye lids and front of the eye; protection and lubrication
Term
cornea
Definition
circular, transparent part of the sclera, allows light rays to enter the eye
Term
eustachian tube
Definition
allows air to enter inner ear, equalizes pressure on both sides of the tympanic membrane
Term
iris
Definition
colored part of the eye, located behind cornea and in front of choroid coat
Term
lacrimal glands
Definition
produce tears,moisten and clean eyes
Term
lens
Definition
circular structure located behind the pupil and suspended in position by ligaments
Term
Organ of Corti
Definition
receptor of sound waves to the auditory nerve, carries impulses to the temporal lobe of the cerebrum...hearing
Term
ossicles
Definition
3 small bones: malleus, incus, stapes. connects and transmits sounds
Term
pupil
Definition
Term
refracts
Definition
bends light rays
Term
retina
Definition
inner most layer of the eye/nerve cells; transmits light impulses to the optic nerve
Term
sclera
Definition
outermost tough, connective layer of the eye; maintains the shape, entrinstic muslces move teh eye within the socket (white)
Term
semicircular canals
Definition
located in the inner ear; canal contains liquid and delicate hair like cells that bends when the liquid moves in the head; balance and equilibrium
Term
vestibule
Definition
1st section of oval window
Term
vitreous humor
Definition
jelly like substance behind the lens, shape and refraction
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