Understanding the Parts of the Eye

What is the primary function of the cornea in the eye?

• To control the size of the pupil

• To focus light as it enters the eye

• To provide color to the eye

• To transmit visual information to the brain

How does the pupil respond to changes in light conditions?

• It dilates in low light and constricts in bright light

• It moves to the side of the eye

• It remains the same size

• It changes color

What role does the lens play in vision?

• It provides nutrients to the retina

• It focuses light onto the retina by changing shape

• It transmits signals to the brain

• It maintains the shape of the eye

Which part of the eye is responsible for the sharpest vision?

• Cornea

• Sclera

• Iris

• Fovea

What is the function of the optic nerve?

• To regulate the amount of light entering the eye

• To provide color vision

• To transmit visual information from the retina to the brain

• To focus light onto the retina