Which of the following is a factor that affects the velocity and duration of muscle contraction?
A. number of muscle fibers stimulated
B. muscle length
C. size of the muscle fibers stimulated
D. load on the fiber
Answer:D
Which of the following is a factor that affects the velocity and duration of muscle contraction?
A. number of muscle fibers stimulated B. muscle length C. size of the muscle fibers stimulated D. load on the fiber