Eye Physiology

Changes the direction of the light rays in which light enters the eye

• Pupil

• Iris

• Lens

• Cornea

• Sclera

Answer explanation

Tags

NGSS.MS-PS4-2

What part of the eye dilates according light sensitivity?

• pupil

• cornea

• optic disc

• retina

What part of the retina has the greatest sensitivity to light?

• choroid

• optic disc

• fovea centralis

• macula lutea

What is the light sensitive cell that responds to color located in the retina?

• macula

• cone

• rod

• macula lutea

What 3 color ranges does the human eye have?

• yellow, green, blue

• red, green, blue

• red, blue, yellow

• red, green, yellow

What is the fluid within the eye called?

• forvea centralis

• vitreous humor

• macula lutea

• aqueous humor

What is the white part of the human eye called?

• sclera

• iris

• pupil

• ciliary body

Where does the optic nerve transmit signals to?

• optic nerve

• parietal lobe

• frontal lobe

• occipital lobe

What is the colored portion of the eye called?

• pupil

• lens

• choroid

• iris

Suppose you instruct a client to close his or her eyes before you apply makeup. Which muscle are you instructing the client to use?

• Temporal oculi

• Corrugator muscle

• Orbicularis oculii

• Latissimus dorsi