If a familiar object were placed out of sight in the left hand of a commissurotomy patient, that person:
A) would fail to recognize the object.
B) could identify it verbally, if prompted.
C) could point to a matching object only with his or her right hand.
D) could point to a matching object only with his or her left hand.

Question

Quizplus · Accepted Answer

In a commissurotomy patient, the corpus callosum is severed, preventing communication between the two hemispheres. The left hand is controlled by the right hemisphere, which is non-verbal but can recognize objects and guide the left hand to point to a matching object.

If a Familiar Object Were Placed Out of Sight in the Left