Sensory System Flashcards

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1
Q

Iris

A

Controls the amount of light let into the eye (acts as a shutter)

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2
Q

Pupil

A

Opening through which light enters the back of the eye

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3
Q

Lens

A

Focuses light on the retina

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4
Q

Retina

A

Absorbs light and produces nerve impulses

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5
Q

Optic nerve

A

Carries messages from the eye to the brain

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6
Q

Ciliary muscle

A

Changes the shape of the lens when you look at near or far objects

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7
Q

Cornea

A

Allows light to pass int the eye

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