In a recording of a muscle twitch, the delay between the stimulus and the muscle response is called the
A) refractory period.
B) latent period.
C) contraction period.
D) relaxation period.
E) both B and D

Question

Quizplus · Accepted Answer

The delay between the stimulus and the muscle response is called the latent period. The refractory period refers to the period of time after an action potential when the muscle is unable to respond to another stimulus, while the contraction and relaxation periods refer to the actual muscle contraction and relaxation. Choice E is incorrect because the contraction period and relaxation period are not delays, but rather phases within the muscle twitch response.

In a Recording of a Muscle Twitch, the Delay Between