Quiz on Human Eye Anatomy

The human eye is a part of which body system?

• Respiratory system

• Nervous system

• Digestive system

• Circulatory system

What is the function of the retina?

• To control the amount of light entering the eye

• To focus light onto the lens

• To detect light and convert it into nerve signals

• To protect the eye from dust and particles

Which part of the eye is responsible for controlling the amount of light that enters?

• Retina

• Pupil

• Iris

• Lens

The transparent, curved outer layer of the eye that helps focus light is called the:

• Sclera

• Cornea

• Retina

• Iris

The black circular opening in the center of the eye is called the:

• Cornea

• Lens

• Pupil

• Retina

What is the function of the lens in the eye?

• To detect colors

• To focus light onto the retina

• To produce tears

• To control the amount of light entering the eye

Which part of the eye contains rod and cone cells that help in vision?

• Lens

• Retina

• Optic nerve

• Sclera

The optic nerve carries visual information from the eye to the:

• Retina

• Brain

• Cornea

• Pupil

Which type of cells in the retina help detect color?

• Rods

• Cones

• Neurons

• Ganglia

What type of vision do rod cells help with?

• Color vision

• Sharp central vision

• Night vision

• Focusing objects at a distance