Anatomy of the Eye

When does the pupil dilate (expand)?

• When there is bright light such as on a sunny day

• When there is dim light such as in a dark room

Tags

NGSS.MS-LS1-8

The pupil is located at the center of the

• sclera

• iris

• retina

• nothing

The opening of the eye where light enters

• Retina

• Sclera

• Pupil

• cornea

The white portion of the eye (In Humans).

• Pupil
• Sclera
• Dyslexia
• Retina

The first eye structure through which light passes is the

• Cornea

• Pupil

• Iris

• Aqueous humor

What is letter E?

• Vitreous humor
• Retina
• Cornea
• Optic nerve

What is letter G?

• Sclera
• Retina
• Lens
• Vitreous humor

This part of the eye gives it its color. It can open and close to change the size of the pupil.

• Cornea

• Lens

• Iris

• Retina

The ____________________ is responsible for focusing light onto the retina.

• iris

• ciliary body

• lens

• canal of Schlemm

What is the function of the structure 7?

• Provides nourishment to the retina

• Maintains the shape of the eyeball

• Provides structural stability to the eye

• Refraction of the incident light