Using electrical stimulation, Penfield was able to show that stimulation of the supplementary speech area caused:
A)auditory hallucinations (i.e., hearing voices).
B)the patient to produce meaningless sentences.
C)speech arrest.
D)sensations in the mouth and tongue.

Question

Quizplus · Accepted Answer

Penfield's experiments demonstrated that stimulating the supplementary speech area could cause speech arrest, where the patient temporarily loses the ability to speak.

Using Electrical Stimulation, Penfield Was Able to Show That Stimulation