Use the following to answer questions:
Neuropsychologists can infer from visual testing where in the visual system damage has occurred. Show your neuropsychological acumen by matching the condition in each question with the correct site of damage from the list.
-bitemporal hemianopia ___
A)one optic nerve
B)medial visual cortex
C)one optic tract
D)optic chiasm

Question

Quizplus · Accepted Answer

Bitemporal hemianopia is caused by damage to the optic chiasm, which is where the optic nerves crossing over each other.

Answer: C
 Damage to one optic tract can cause homonymous hemianopia, which is loss of vision on one side of the visual field.

Answer: B
 Damage to the medial visual cortex can result in visual field defects such as cortical blindness, visual agnosia, and neglect syndrome.

Answer: A
 Damage to one optic nerve can result in monocular vision loss on the same side of the body.

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