WK6: Key Terms

Question 1

Amblyopia

Answer 1

• lazy eye, resulting from muscle imbalance

Question 2

astigmatism

Answer 2

Irregular curvature of the cornea or lens preventing the focusing of images; blurring vision

Question 3

barotrauma

Answer 3

Injury resulting from the inability of the ear to equalize pressure

Question 4

cataract

Answer 4

Clouding of the lens in the eye; caused blurred vision by scattering incoming light

Question 5

conjunctivitis

Answer 5

Inflammation of the mucous membrane lining the eye

Question 6

diplopia

Answer 6

Results from a lack of coordination of the extraocular muscles; may result
in double vision

Question 7

hyperopia

Answer 7

Error in refraction commonly referred to as farsightedness

Question 8

labyrinthitis

Answer 8

Inflammation of the labyrinth of the inner ear; precipitation of severe vertigo and sensorineural hearing loss

Question 9

mastoiditis

Answer 9

Bacterial infection and inflammation of the air cells of the mastoid bone

Question 10

myopia

Answer 10

Error in refraction; commonly known as nearsightedness

Question 11

nociceptive

Answer 11

Origination of pain outside of the nervous system

Question 12

otosclerosis

Answer 12

abnormal bone growth within the middle ear that causes progressive hearing loss

Question 13

presbycusis

Answer 13

Sensorineural hearing loss consistent with aging
- associated with tinnitus

Question 14

presbyopia

Answer 14

• Condition of farsightedness associated with aging; results from the inability of the ciliary muscle and lens to accommodate for near vision

Question 15

strabismus

Answer 15

crossed eyes”
- misalignment of visual axes results in inability to focus on a single object