chap 13 Flashcards

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1
Q

functions of eye

A

Contains sensory receptors for vision

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2
Q

structures of eye

A
Sclera
Choroid
Retina
Eyeball
Conjunctiva
Eye muscles
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3
Q

anatomy of eye

A

.

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4
Q

external structures

A

Eye musclesEyelidsConjunctivaLacrimal apparatus

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5
Q

3 eye layers

A

ScleraChoroidRetina

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6
Q

vision required 4 mechanisms

A

Coordination of external eye muscles so that both eyes move together
Correct amount of light admitted by pupil
Correct focus of light upon retina by lens
Optic nerve transmitting sensory images to brain

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7
Q

diplopia

A

double vision

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8
Q

retinal dettathcmnet

A

separation of retina from choroid layer; damages blood vessels and nerves causing blindness

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9
Q

conjunctivitis

A

inflammation of the conjunctiva, usually from bacterial infection; also called pink eye

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10
Q

ear structures

A

Auricle
External ear
Middle ear
Inner ear

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11
Q

tinnitus

A

ringing in ears

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12
Q

vertigo

A

dizziness

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13
Q

otis externa

A

external ear infection; often by fungus; also called otomycosis or swimmer’s ear

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14
Q

otitis media

A

infection of middle ear; most commonly seen in children; watery fluid (serous otitis media) or pus (purulent otitis media) accumulates in middle ear cavity

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15
Q

slide 67

A

.

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16
Q

slide 32

A

.