When a muscle is unable to respond to stimuli temporarily, it is in which of the following periods?
A) relaxation period
B) refractory period
C) latent period
D) fatigue period

Question

Quizplus · Accepted Answer

The refractory period is the temporary period during which a muscle is unable to respond to stimuli. This is due to the fact that the muscle cells are in the process of repolarizing and cannot contract until they have fully repolarized. The other choices are unrelated to this phenomenon.

When a Muscle Is Unable to Respond to Stimuli Temporarily