A key function of the rubrospinal tract is to
A) interconnect the spinal cord with the substantia nigra.
B) modulate the activity of the ventromedial group.
C) control the movements of the eyes to a moving stimulus.
D) control movements of the forearms and hands.
E) provide the motivation for movement.

Question

Quizplus · Accepted Answer

The rubrospinal tract is responsible for controlling movements of the forearms and hands. It originates in the red nucleus of the midbrain and descends to the cervical spinal cord, where it synapses with interneurons that control upper limb movements.

A Key Function of the Rubrospinal Tract Is to