Match the terms with their correct meanings.

-Point at which optic nerve fibers cross in the brain
A)fundus of the eye
B)iris
C)lens
D)macula
E)optic chiasm
F)sclera
G)optic disc
H)optic nerve
I)thalamus
J)refraction
K)retina
L)pupil

Question

Match the terms with their correct meanings.

-Point at which optic nerve fibers cross in the brain
A)fundus of the eye
B)iris
C)lens
D)macula
E)optic chiasm
F)sclera
G)optic disc
H)optic nerve
I)thalamus
J)refraction
K)retina
L)pupil

Quizplus · Accepted Answer

The optic chiasm is the point at which optic nerve fibers cross in the brain.

Answer: G
 The optic disc is the spot on the back of the eye where the optic nerve exits and no photoreceptors are present, creating a blind spot.

Answer: K
 The retina is the light-sensitive layer of tissue at the back of the eye that contains photoreceptor cells.

Answer: L
 The pupil is the opening in the center of the iris that regulates the amount of light entering the eye.

Answer: J
 Refraction is the bending of light as it passes through the different structures of the eye to focus onto the retina.

Answer: C
 The lens is a transparent, curved structure that helps to refract light to focus it onto the retina.

Answer: A
 The fundus of the eye refers to the interior surface of the eye opposite the lens that can be viewed through an ophthalmoscope.

Answer: H
 The optic nerve is responsible for carrying visual information from the retina to the brain.

Answer: B
 The iris is the colored part of the eye that controls the size of the pupil and the amount of light that enters the eye.

Answer: I
 The thalamus processes and relays most sensory information (including visual) to the cerebral cortex.

Match the Terms with Their Correct Meanings