External Eye anatomy Quiz

External Eye anatomy Quiz

1. What is the transparent front part of the eye that covers the iris and pupil called?

a. Cornea
b. Retina
c. Sclera
d. Optic nerve

2. Which eye structure regulates the amount of light entering the eye?

a. Lens
b. Cornea
c. Retina
d. Conjunctiva

3. The colored part of the eye that controls the size of the pupil is called:

a. Sclera
b. Iris
c. Optic nerve
d. Conjunctiva

4. What is the function of the conjunctiva in the eye?

a. To control pupil size
b. To protect and lubricate the eye
c. To focus light onto the retina
d. To transmit visual information to the brain

5. Which part of the eye contains cells that are sensitive to light and contribute to vision?

a. Cornea
b. Retina
c. Sclera
d. Optic nerve

6. What is the function of the optic nerve?

a. Regulate pupil size
b. Transmit visual information to the brain
c. Control eye movement
d. Protect the eye from foreign particles

7. Which eye structure helps to maintain the shape of the eyeball and provides attachment for eye muscles? a. Lens
b. Cornea
c. Sclera
d. Retina

8. What is the name of the clear gel-like substance that fills the space between the lens and the retina?

a. Aqueous humor
b. Vitreous humor
c. Conjunctival fluid
d. Corneal gel

9. The ciliary muscle is responsible for:

a. Controlling the size of the pupil
b. Changing the shape of the lens for focusing
c. Protecting the cornea
d. Transmitting visual signals to the brain

10. What part of the eye is commonly referred to as the “white of the eye”?

a. Cornea
b. Retina
c. Sclera
d. Iris

External Eye anatomy Quiz Answers:

Certainly! Here are the answers to the quiz:

1. a. Cornea
2. a. Lens
3. b. Iris
4. b. To protect and lubricate the eye
5. b. Retina
6. b. Transmit visual information to the brain
7. c. Sclera
8. b. Vitreous humor
9. b. Changing the shape of the lens for focusing
10. c. Sclera

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