Week 4 chapter 15

Question 1

helps focus entering light

Answer 1

cornea

Question 2

outer layer of the eye

Answer 2

sclera

Question 3

vascular middle layer

Answer 3

uvea

Question 4

secretes aqueous humor

Answer 4

ciliary body

Question 5

tympanic membrane

Answer 5

eardrum

Question 6

wax

Answer 6

cerumen

Question 7

s-shaped tube

Answer 7

external acoustic meatus

Question 8

eustachian tube

Answer 8

auditory tube

Question 9

what is a cataract

Answer 9

clouding of the lens

Question 10

what is conjunctivitis

Answer 10

inflammation of the conjunctival membrane

Question 11

what is glaucoma

Answer 11

increased intraocular pressure

Question 12

farsightedness

Answer 12

Hyperopia

Question 13

nearsightedness

Answer 13

myopia

Question 14

involuntary movements

Answer 14

nystagmus

Question 15

egg shaped cornea

Answer 15

astigmatism

Question 16

what is otosclerosis

Answer 16

hardening of the stapes bone of the middle ear

Question 17

what is tinnitus

Answer 17

ringing in the ears

Question 18

what is otitis media

Answer 18

middle ear infection

Question 19

what is external otitis

Answer 19

swimmer’s ear

Question 20

what is vertigo

Answer 20

type of dizziness

Question 21

what is Meniere’s Disease

Answer 21

increase volume and pressure of endolymph fluid

Question 22

carbamide peroxide

Answer 22

debrox

Question 23

ciprofloxacin

Answer 23

cetraxal

Question 24

tabramycin

Answer 24

tobrex

Question 25

gatifloxacin

Answer 25

zymar

Question 26

Risk factors for glaucoma include all of the following except

Answer 26

occupation

Question 27

Meniere's disease is caused by an increase in the

Answer 27

volume of endolymph

Question 28

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

Answer 28

oval window

Question 29

the aqueous humor is continually produced by the

Answer 29

ciliary body

Question 30

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

Answer 30

vitreous humor

Question 31

the shape of the lens is adjusted by the

Answer 31

ciliary body

Question 32

treatments for vertigo include all of the following except

Answer 32

corticosteroids

Question 33

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

Answer 33

utricle

Question 34

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

Answer 34

hyperopia

Question 35

nearsightedness is commonly known as

Answer 35

myopia

Question 36

there are how many primary taste sensations

Answer 36

5

Question 37

farsightedness is also known as

Answer 37

hyperopia

Question 38

otosclerosis primarily affects the

Answer 38

stapes

Question 39

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

Answer 39

retina

Question 40

light absorption requires the presence of

Answer 40

visual pigments

Question 41

the external auditory canal ends at the

Answer 41

eardrum

Question 42

the taste buds are monitored by cranial nerves

Answer 42

VII, IX, X

Question 43

cataracts may be caused by all of the following, except

Answer 43

brain tumors

Question 44

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

Answer 44

inner ear

Question 45

the treatment of choice for otosclerosis is

Answer 45

surgery

Question 46

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

Answer 46

auditory tube

Question 47

the cochlea contains the

Answer 47

organ of corti

Question 48

the transparent portion of the eye is the

Answer 48

cornea

Question 49

nystagmus may be caused by

Answer 49

alcohol

Question 50

Strabismus may be related to

Answer 50

amblyopia

Question 51

the medical term for ringing in the ears is

Answer 51

tinnitus

Question 52

Olfactory receptors that detect odors are linked to cranial nerve number

Answer 52

I

Question 53

The lens focuses light on the photoreceptor cells by

Answer 53

changing shape

Question 54

The colored portion of the eye is the

Answer 54

iris

Question 55

Sensorineural hearing loss develops from causes related to cranial nerve number

Answer 55

VIII

Question 56

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

Answer 56

macular degeneration

Question 57

vibration of the stapes causes vibration of the

Answer 57

oval window

Question 58

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

Answer 58

pupil

Question 59

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

Answer 59

vertigo

Question 60

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

Answer 60

fovea