The fibers that carry the action potentials that cause skeletal muscle to contract are __________.
A) gamma motor neurons
B) anulospiral endings
C) intrafusal fibers
D) extrafusal fibers
E) alpha motor neurons

Question

Quizplus · Accepted Answer

Alpha motor neurons are responsible for carrying the action potentials that lead to the contraction of skeletal muscles. They innervate extrafusal muscle fibers, which are the primary fibers responsible for muscle contraction.

The Fibers That Carry the Action Potentials That Cause Skeletal