A patient has lost vision on the left side of both eyes. The patient has likely suffered damage to________.
A) the optic chiasm
B) the optic nerves
C) the retinas of the eyes
D) the right optic tract

Question

Quizplus · Accepted Answer

Loss of vision on the left side of both eyes (left homonymous hemianopia) is typically due to damage to the right optic tract. The optic tract carries visual information from the same side of both eyes after it has crossed over at the optic chiasm, so damage to the right optic tract affects the left visual field of both eyes.

A Patient Has Lost Vision on the Left Side of Both