Unit 2 - Special Senses Review 2024-25

Which cranial nerve controls the lateral rectus muscle?

• III (oculomotor)

• IV (trochlear)

• VI (abducens)

• V (trigeminal)

What do eyelids (palpebrae) and eyelashes do?

• They produce tears.

• They protect the eye.

• They drain tears from the eyeball.

• They cover the anterior surface of the eyeball.

Which muscle is located at the top of the eye and is responsible for moving the eye upward?

• Superior rectus muscle

• Inferior rectus muscle

• Medial rectus muscle

• Lateral rectus muscle

Which muscle is located on the side of the eye and is responsible for moving the eye laterally?

• Superior rectus muscle

• Inferior oblique muscle

• Medial rectus muscle

• Lateral rectus muscle

What is the function of rods in the retina?

• Detect color and details that require bright light

• Detect dim light and help us see in the dark

• Carry impulses from the eye to the brain

• Cause a blind spot

Which muscle depresses the eye and turns it laterally?

• Superior rectus

• Medial rectus

• Superior oblique

• Inferior oblique

What causes colorblindness?

• An abnormal increase of pressure in the eye

• A lack of one or more types of cones

• The lens losing its transparency

• Damage to the optic nerve

Tags

NGSS.MS-LS3-1

Which muscle is controlled by the IV (trochlear) cranial nerve?

• Superior rectus

• Inferior rectus

• Superior oblique

• Lateral rectus

Which part of the eye is a transparent layer around the anterior portion of the eye?

• Sclera

• Retina

• Cornea

• Iris

What is the function of the ciliary body in the eye?

• It is the colored portion of the eye.

• It helps the lens and pupil move to take in light.

• It is the hole in the iris where light enters the eye.

• It focuses light onto the retina.