special senses test review wk 1
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| conjunctiva | membrane lining the inner surfaces of the eyelids; clear
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| cornea | fibrous, transparent tissue that extends over the pupil and iris
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| what is the function of the cornea | bend/refract rays of light
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| choroid | supply nutrients to the eye; vital part of the eye
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| what is known as the uvea of the eye | choroid, iris, ciliary body
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| zonules | fine thread like attachments connect the ciliary body and lens; allows eyes to adjust shape and thickness of lens
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| accomidation | focus
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| aqueous humor | fluid the ciliary body secretes
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| what is the function of the aqueous humor | maintains the shape of the anterior eye
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| vitreous humor | maintains the shape of the eye, is not constantly reformed
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| retina | thin, delicate, sensitive nerve layer of eye; functional part of the eye
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| rods | photoreceptors that see black and white
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| cones | photoreceptors that see color and bright lights
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| how many rods are there | 120 million
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| how many cones are there | 6.5 million
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| nerve impulses travel from eye to brain using what | optic nerve
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| optic disc | where the optic nerve meets the retina
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| macula | small, oval, yellowish area adjacent to the optic disc
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| fovea centralis | central depression; sharpest vision of the eye
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| hemi | half
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| an | without
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| opsia | vision
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| blephar/o | eyelid
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| conjunctiv/o | conjunctiva
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| corne/o | cornea
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| cycl/o | ciliary body
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| kerat/o | cornea
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| palpebr/o | eyelid
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| uve/o | uvea; vascular layer of the eye
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| presby/o | old age
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| xer/o | dry
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| astigmatism | defective curvature of the cornea or lens
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| hyperopia | farsightedness
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| myopia | nearsightedness
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| presbyopia | impairment of vision as result of old age
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| glaucoma | increased intraocular pressure results in damage to the retina and optic nerve with loss of vision
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| pinna/auricle | projecting part/flap
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| tympanic membrane | eardrum
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| 3 smallest bones in body; ossicle chain | malleus, incus, stapes
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| eustachian tube | used to equal the pressure in the middle ear to the environment
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| cochlea | snail-shaped structure; how you hear; interperates sound waves
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| myco | fungus
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| osis | condition of
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| vestibular | balance
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| rrhea | flow
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| dacry/o | tear
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| aniscoria | unequal
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| meniere disease | disorder of the labyrinth of the inner ear
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| otitis media | inflammation of the middle ear (ear infection)
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| tinnitus | sensation of noises in the ear
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| vertigo | sensation of irregular or whirling motion either of oneself or of external objects
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| tonometry | used to measure if a person has glaucoma
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| macular degeneration | loss of vision; progressive damage to the macula
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| ot/o | ear
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| opthal | eye
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| ology | study of
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| meatus | opening
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| cerumen | ear wax
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| sclerosis | hardening
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| 2 types of deafness | conductive/ neurosensory
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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