senses Flashcards
a covering around the eye and under eyelids
conjunctiva
produce tears
lacrimal glands
transparent, focuses light rays
cornea
continuation of cornea, going towards back eye, the white of ur eye
sclera
exits at optic disk and transmits visual info from the eye to brain
optic nerve
contains blood vessels in middle of eye
choroid coat
holds lens in place c
ciliary body
focused light rays onto the retina
lens
colored portion of the eye
iris
liquid surrounding the lens, supplies nutrients
aqueous humor
opening for light to enter
pupil
visual receptor cells, inner layer of back of the eye
retina
region of the sharpest vision
fovea centralis
gel filling in eye
vitreous humor
far sighted, eyes are too short
hyperopia
near sighted, eyes are too long
myopia
outer ear
auricle (pinna)
transmit vibrations and amplify the signal
auditory ossicles - malleus, incus, stapes
connects the middle of the ear to the throat
auditory tube
sense of hearing
cochlea
contains hearing receptors, hair cells, detects vibrations
organ of corti
interprets sensory impulses
auditory cortex