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Anatomy > chapter 9 > Flashcards

chapter 9 Flashcards

1
Q

Purpose of the eye

A

To gather light from the environment and form an image on the retina

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2
Q

retina

A

on the back of the eye

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3
Q

Optic nerve

A

The nerve that carries impulses from the eye to the brain

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4
Q

Sclera

A

The white outer layer of the eye

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5
Q

Aqueous humor

A

Thin watery fluid

anterior

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6
Q

Vitreous humor

A

Jelly like substance

Posterior chamber behind the lens

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7
Q

Lens

A

The dividing point Between the posterior and anterior

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8
Q

iris made up of

A

muscle

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9
Q

eyelids are covered by membrane called

A

conjunctiva

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10
Q

tears produced by

A

lacrimal gland

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11
Q

night vision retinal cells

A

rods

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12
Q

daylight vision & color retinal cells

A

cones

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13
Q

optical disc that contains no visual receptors

A

blind spot

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14
Q

lobe of the brain where visual patterns are interpreted

A

occipital lobe

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15
Q

nearsighted

A

myopia

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16
Q

myopia

A

eye too long

17
Q

farsighted

A

hyperopia

18
Q

hyperopia

A

eyeball too short

19
Q

irregular curvature of the lens

A

astigmatism

20
Q

the bending of light as it passes through the eye

A

refraction

21
Q

area of the brain that processes auditory information

A

temporal lobe

22
Q

eardrum

A

tympanic membrane

23
Q

long slender tube leading from the middle of the ear to the back of the throat

A

eustachian tube

24
Q

snail-like structure in the inner ear

A

cochlea

25
Q

stimulated by chemicals dissolved in the mucus that allow you to smell

A

olfactory receptors

26
Q

contain 70% of the body’s sensory receptors

A

eye

27
Q

tears contain

A

saline, lysosomes, antibacterial antibodies

28
Q

transfers vibration from eardrum to anvil

A

hammer

29
Q

transfers vibration from anvil to fluid in inner ear

A

stirrup

30
Q

sends static equilibrium info to the cerebellum about head position

A

vestibule

31
Q

small peg-like projections on dorsal surface of tongue

A

taste buds

32
Q

produces earwax

A

serebous gland

33
Q

pathway of light

A 
cornea
aqueous humor
pinna 
lens
vitreous humor
retina
34
Q

pathway of sound

A 
pinna 
external auditory canal
eardrum 
hammer
anvil
stirrup
cochlea

Anatomy (15 decks)

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