Cerebral achromatopsia is when a person _____.
A) has only one type of cone pigment due to genetic causes
B) has only two types of cone pigments
C) has normal cone functioning, but cannot experience color due to a brain injury
D) paradoxically can experience color cortically from stimulation from the rods

Question

Quizplus · Accepted Answer

Cerebral achromatopsia occurs due to damage in the brain, resulting in the inability to perceive colors, despite normal functioning of cones in the eyes. Therefore, option C is the correct answer. Option A and B describe genetic causes of color blindness, and option D describes a contradictory phenomenon that is not known to occur in humans.

Cerebral Achromatopsia Is When a Person _____