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biology > Parts Of The Eye Quick > Flashcards

Parts Of The Eye Quick Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

D

A
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2
Q

Conjunctiva

A

Lubricates the eye to prevent eyelids sticking together

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3
Q

Pupil

A

Hole to allow light to enter

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4
Q

Iris

A

Colluded muscle that controls pupil relfex

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5
Q

Cornea

A

Responsible for refraction of light

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6
Q

Lens

A

Clear and transparent to allow light to refract onto the retina

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7
Q

Suspensory ligaments

A

Slacken or become taught to adjust thr thickness of the lens

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8
Q

Ciliary muscles

A

Contract or relax to adjust the thickness of the lens

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9
Q

Fovea

A

Area of the eye most concentrated with rods or cones

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10
Q

What are rods for and what are cones for

A

Rods for light
Cones for spectrum of color

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11
Q

Retina

A

Light sensitive receptors are here

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12
Q

Choroid

A

Brings oxygen to the eye,
Prevents total internal reflection

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13
Q

Optic nerve

A

Contains bundles of sensory neurones to send electrical impulses to the brain

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14
Q

Aqeous humour

A

Maintains the pressure fo the eye

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15
Q

Virtuous humour

A

Keeps the eye wet and keeps the retina against the wall

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16
Q

Sclera

A

Muscle layer maintains shape of the eyeball

17
Q

Blind spot

A

Point at which the optic nerve leaves the eye and there are no receptor cells

18
Q

Slacken or become taught to adjust thr thickness of the lens

A

Suspensory ligaments

19
Q

Responsible for the refractionof light in the eye

A

Cornea
(Could be lens aswell)

20
Q

Carrie s oxygen to the eye and responsible for Toto al internal reflection

A

Choroid

21
Q

Maintains the pressure of the eye

A

Aqueous humorist

22
Q

Keeps the eye wet and keeps the retina against the walll

A

Virtuous humour

23
Q

Lubricates the eye to prevent eyelids sticking togther

A

Conjunctiva

24
Q

Muscular layer that maintains the shale of the eyeball

A

Sclera

biology (16 decks)

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