Corticobulbar tracts carry information that coordinates the voluntary movement of all of the following except:
A) facial muscles.
B) eyes.
C) skilled movements of the hands.
D) muscles of speech and chewing.

Question

Quizplus · Accepted Answer

The corticobulbar tracts are involved in the control of voluntary movements of muscles in the face, head, and neck, such as those used for speech, chewing, and facial expressions. They do not directly control the skilled movements of the hands; this function is primarily mediated by the corticospinal tract.

Corticobulbar Tracts Carry Information That Coordinates the Voluntary Movement of All