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Biology 30-1 > Eyes > Flashcards

Eyes Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

Sides and Back of Sclera

A

Protects and Supports the eyeball

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2
Q

Cornea

A

Bends light rays into the eye

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3
Q

Sides and Back of Choroid

A

Absorbs scattered light and contains blood vessels

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4
Q

Iris

A

Regulates the amount of light that enters the eye

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5
Q

Pupil

A

Is the opening for light to enter the inner eye

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6
Q

Ciliary Muscles

A

Changes the shape of the lens in order to focus

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7
Q

Rods

A

Photoreceptors that are sensitive to dim light

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8
Q

Cones

A

Photoreceptors that are sensitive to different wave lengths of light (colour vision)

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9
Q

Fovea Centralis

A

Contains a high density of cones and provides acute vision

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10
Q

Lens

A

Focusses light rays onto the fovea centralis

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11
Q

Humours

A

support the eyeball, with the pressure of fluids they contain

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12
Q

optic nerve

A

transmits sensory information to the brain

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Biology 30-1 (3 decks)

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