Which characteristic of type II (white fast-motor) muscle fibers does the student learn?
A)Slow contraction speed
B)Fast conduction velocities
C)Profuse capillary supply
D)Oxidative metabolism

Question

Quizplus · Accepted Answer

Type II fibers, also called white fast-motor fibers, are innervated by relatively large type II alpha motor neurons with fast conduction velocities. Slow contraction speed, profuse capillary supply, and oxidative metabolism apply to type I muscle fibers.

Which Characteristic of Type II (White Fast-Motor) Muscle Fibers Does