Eye Structure and Functions

Eye Structure and Functions

Assessment

Flashcard

Biology

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the function of the optic nerve?

Back

Carries electrical impulses away from the eye to the brain.

2.

FLASHCARD QUESTION

Front

What are photoreceptors?

Back

Cells in the retina that become stimulated when light waves strike them.

3.

FLASHCARD QUESTION

Front

What gives the eye its overall shape?

Back

The sclera, which is the white outer layer of the eyeball.

4.

FLASHCARD QUESTION

Front

What is the pupil?

Back

A hole in the eye that changes in size based on the amount of light present.

5.

FLASHCARD QUESTION

Front

What is the function of the iris?

Back

Controls the size of the pupil and thus the amount of light entering the eye.

6.

FLASHCARD QUESTION

Front

What is the role of the cornea?

Back

The transparent front part of the eye that helps to focus light.

7.

FLASHCARD QUESTION

Front

What is the lens of the eye?

Back

A flexible structure that changes shape to help focus light onto the retina.

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