Unit 3: Parts of the Eye Flashcards

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1
Q

Lens

A

The transparent structure behind the pupil that changes shape to help focus images on the retina. (called accommodation)

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2
Q

Retina

A

The back of the eye that contains receptive rods and cones, as well as neurons that send messages to the brain

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3
Q

Rods

A

Detect white, black, and grey. Necessary for peripheral and twilight vision

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4
Q

Cones

A

Detect colors and details. Function in the daylight and well-lit conditions

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5
Q

Fovera

A

The central focus point in the retina, where all the cones cluster

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6
Q

Bipolar cells

A

Neurons that connect the rods and cones with ganglion cells

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7
Q

Ganglion cells

A

Connect to the bipolar cells and bundle to form the optic nerve

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8
Q

Blind spot

A

The point where the optic nerve leaves the eye, creating a “blind” spot because there are no receptor cells there

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9
Q

Cornea

A

Protects the eye

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10
Q

Pupil

A

The black part in the iris, allows light to enter

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11
Q

Iris

A

Colored part of the eye, opens and closes to allow light in

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