“Recruitment” refers to
A) Increasing muscle force by repetitive stimulation
B) Increasing muscle force by stretching prior to activation
C) Excitation or activation of additional motor units
D) Excitation of additional muscle fibers by a given motor neuron
E) Increasing the force of already active muscle

Question

Quizplus · Accepted Answer

Recruitment in the context of muscle physiology refers to the excitation or activation of additional motor units to increase muscle force. A motor unit consists of a motor neuron and the muscle fibers it innervates. As more force is needed, more motor units are recruited to contract.

“Recruitment” Refers to