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quiz me4d Flashcards

1
Q

What is the function of the eyes?

A

Receive images and transmit them to the brain

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2
Q

What is the function of the ears?

A

Receive sound impulses and transmit them to the brain

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3
Q

What is the mucous membrane that lines the inside of the eyelids and forms a protective coating over the eyeball?

A

Conjunctiva

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4
Q

The structure that produces, stores and remove tears?

A

Lacrimal apparatus

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5
Q

What is the white of the eye that helps maintain structure?

A

Sclera

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6
Q

What is the clear flexible curved structure that focuses images on the retina

A

Lens

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7
Q

What are rods?

A

Help us see black and white

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8
Q

What is the colored portion of the eye called?

A

Iris

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9
Q

What transmits impulses from the retina to the brain?

A

Optic Nerve

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10
Q

Drooping or sagging of the upper eyelid is called?

A

Blepharoptosis

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11
Q

The loss of the transparency of the lens and usually occurs in old age is called?

A

Cataracts

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12
Q

What is diplopia?

A

Double Vision

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13
Q

The inability to see is called?

A

Blindness

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14
Q

What is the test that measures the ability to distinguish object details and shapes?

A

Visual Acuity

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15
Q

What is the procedure where an incision is made to cause the cornea to flatten and correct nearsightedness?

A

Radial Keratotomy

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16
Q

What are the three regions the ear is divided in?

A

Outer, middle and inner

17
Q

What are endolymph?

A

Sensitive hairlike structures that bend in response to head movement

18
Q

What is the structure that receives sound vibrations and relays them to the auditory nerve fibers?

A

Organ of Corti

19
Q

The symptom of this disorder is dizziness, feeling of whirling and loss of balance.

A

Vertigo

20
Q

The name for the eardrum.

A

Tympanic Membrane

21
Q

What is Otitis Externa?

A

Inflammation of the external ear

22
Q

What is noise induced hearing loss?

A

Inner ear is damaged due to repeated exposure to loud noises

23
Q

Hearing loss occurring in old age?

A

Presbycusis

24
Q

What is the procedure to measure hearing?

A

Audiometry

25
Q

What is the procedure used to insert tubes in the ears?

A

Myringotomy

26
Q

List in order the structures sound goes through starting at the external ear.

A

1-tympanic membrane (eardrum), 2-malleus (hammer bone), 3-incus (anvil bone), 4-stapes (stirrup bone), 5-round window of cochlea.

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