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PHT 104 > Week 4 chapter 15 > Flashcards

Week 4 chapter 15 Flashcards

1
Q

helps focus entering light

A

cornea

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2
Q

outer layer of the eye

A

sclera

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3
Q

vascular middle layer

A

uvea

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4
Q

secretes aqueous humor

A

ciliary body

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5
Q

tympanic membrane

A

eardrum

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6
Q

wax

A

cerumen

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7
Q

s-shaped tube

A

external acoustic meatus

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8
Q

eustachian tube

A

auditory tube

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9
Q

what is a cataract

A

clouding of the lens

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10
Q

what is conjunctivitis

A

inflammation of the conjunctival membrane

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11
Q

what is glaucoma

A

increased intraocular pressure

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12
Q

farsightedness

A

Hyperopia

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13
Q

nearsightedness

A

myopia

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14
Q

involuntary movements

A

nystagmus

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15
Q

egg shaped cornea

A

astigmatism

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16
Q

what is otosclerosis

A

hardening of the stapes bone of the middle ear

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17
Q

what is tinnitus

A

ringing in the ears

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18
Q

what is otitis media

A

middle ear infection

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19
Q

what is external otitis

A

swimmer’s ear

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20
Q

what is vertigo

A

type of dizziness

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21
Q

what is Meniere’s Disease

A

increase volume and pressure of endolymph fluid

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22
Q

carbamide peroxide

A

debrox

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23
Q

ciprofloxacin

A

cetraxal

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24
Q

tabramycin

A

tobrex

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25
Q

gatifloxacin

A

zymar

26
Q

Risk factors for glaucoma include all of the following except

A

occupation

27
Q

Meniere’s disease is caused by an increase in the

A

volume of endolymph

28
Q

All of the following are bones that make up the auditory ossicles, except the

A

oval window

29
Q

the aqueous humor is continually produced by the

A

ciliary body

30
Q

The thick, gel-like fluid that helps support the structure of the eyeball is the

A

vitreous humor

31
Q

the shape of the lens is adjusted by the

A

ciliary body

32
Q

treatments for vertigo include all of the following except

A

corticosteroids

33
Q

the part of the inner ear that is connected with the semicircular canals is the

A

utricle

34
Q

when the eyeball is shorter than normal from front to back, this is called

A

hyperopia

35
Q

nearsightedness is commonly known as

A

myopia

36
Q

there are how many primary taste sensations

A

5

37
Q

farsightedness is also known as

A

hyperopia

38
Q

otosclerosis primarily affects the

A

stapes

39
Q

refractive errors of the eye cause an inability to focus light effectively on the

A

retina

40
Q

light absorption requires the presence of

A

visual pigments

41
Q

the external auditory canal ends at the

A

eardrum

42
Q

the taste buds are monitored by cranial nerves

A

VII, IX, X

43
Q

cataracts may be caused by all of the following, except

A

brain tumors

44
Q

the senses of equilibrium and hearing are provided by receptors of the

A

inner ear

45
Q

the treatment of choice for otosclerosis is

A

surgery

46
Q

a structure that connects the middle ear with the nasopharynx is the

A

auditory tube

47
Q

the cochlea contains the

A

organ of corti

48
Q

the transparent portion of the eye is the

A

cornea

49
Q

nystagmus may be caused by

A

alcohol

50
Q

Strabismus may be related to

A

amblyopia

51
Q

the medical term for ringing in the ears is

A

tinnitus

52
Q

Olfactory receptors that detect odors are linked to cranial nerve number

A

I

53
Q

The lens focuses light on the photoreceptor cells by

A

changing shape

54
Q

The colored portion of the eye is the

A

iris

55
Q

Sensorineural hearing loss develops from causes related to cranial nerve number

A

VIII

56
Q

Which of the following disorders of the eyes is the leading cause of blindness for people over age 50 in the united states

A

macular degeneration

57
Q

vibration of the stapes causes vibration of the

A

oval window

58
Q

the central opening in the eye that light passes through is called the

A

pupil

59
Q

conductive hearing loss is commonly caused by all of the following except

A

vertigo

60
Q

an area of the retina that contains only cones and is the site of sharpest vision is the

A

fovea

PHT 104 (4 decks)

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