Human Sensory Organs Quiz

What is the primary function of human sensory organs?

• To produce hormones

• To perform complex calculations

• To perceive and respond to environmental stimuli

• To regulate body temperature

Which part of the eye is responsible for converting light into nerve signals?

• Cornea

• Lens

• Retina

• Iris

What is the role of rod cells in the retina?

• To produce tears

• To detect color

• To function in dim light

• To focus light

What is the function of the aqueous humor in the eye?

• To produce visual pigments

• To provide nutrients and remove waste

• To protect the eye from dust

• To focus light onto the retina

How does the lens of the eye adjust to focus on objects?

• By changing its color

• By increasing its size

• By altering its shape

• By moving closer to the retina

What is the main function of the vitreous body in the eye?

• To produce tears

• To regulate the amount of light entering the eye

• To focus light onto the retina

• To maintain the shape of the eyeball

What is the role of the conjunctiva in the eye?

• To focus light onto the retina

• To cover and protect the inner surface of the eyelid

• To regulate the amount of light entering the eye

• To produce tears

Which part of the eye is compared to a camera's aperture?

• Cornea

• Lens

• Retina

• Iris

What is the function of the lacrimal glands?

• To focus light onto the retina

• To secrete tears that clean and protect the eye

• To produce visual pigments

• To regulate eye pressure

What is the purpose of stereoscopic vision?

• To enhance color perception

• To provide a large visual field and depth perception

• To improve night vision

• To increase eye pressure