Author Question: All of the motor neurons that innervate the fibers of a single muscle are called its A) motor ... (Read 77 times)

rlane42 · **on:** Jun 22, 2018

All of the motor neurons that innervate the fibers of a single muscle are called its

A) motor unit.
B) discharge unit.
C) motor pool.
D) antagonists.
E) agonists.

Question 2

So-called fast muscle fibers

A) are pale.
B) are bright red.
C) can generate great force for long periods.
D) are found exclusively in extensors.
E) are found exclusively in flexors.