Anatomy and Physiology of the Eye Quiz

What is the role of the vitreous humor in the eye?

• To focus light

• To provide shape and support

• To absorb excess light

• To control pupil size

Which part of the eye is responsible for focusing light onto the retina?

• Iris

• Lens

• Cornea

• Pupil

Which structure in the eye contains photoreceptor cells?

• Cornea

• Retina

• Lens

• Sclera

What is the function of the iris in the eye?

• To detect light

• To control the size of the pupil

• To focus light

• To protect the eye

What is the primary function of the ciliary body?

• To produce tears

• To control the shape of the lens

• To protect the eye

• To detect light

What is the outermost layer of the eye called?

• Retina

• Cornea

• Sclera

• Choroid

What is the pathway of visual processing starting from the retina?

• Retina → Optic nerve → Thalamus → Visual cortex

• Retina → Visual cortex → Optic nerve → Thalamus

• Retina → Thalamus → Visual cortex → Optic nerve

• Retina → Optic nerve → Visual cortex → Thalamus

What is the main function of the optic nerve?

• To focus light

• To transmit visual information to the brain

• To control eye movement

• To maintain eye shape

Which component of the eye is responsible for the perception of color?

• Rods

• Cones

• Macula

• Fovea

What is the primary function of the cornea?

• To absorb light

• To refract light

• To produce aqueous humor

• To detect color