The spinal tract that normally plays a role in the subconscious regulation of the muscles of the arms isthe ________ tract.
A) lateral corticospinal
B) anterior corticospinal
C) rubrospinal
D) reticulospinal
E) vestibulospinal

Question

Quizplus · Accepted Answer

The rubrospinal tract is involved in the subconscious regulation of upper limb muscles, facilitating flexor muscles and inhibiting extensor muscles, thus playing a role in the control of the arms.

The Spinal Tract That Normally Plays a Role in the Subconscious