A Muscle Twitch is _

Question

A muscle twitch is _.
A) a twinge that one feels in an isolated muscle
B) a single contraction of skeletal muscle
C) the maximal force a muscle can generate
D) an action potential in a muscle

Accepted Answer

A muscle twitch is defined as a single contraction of skeletal muscle in response to a stimulus, typically an electrical impulse. It represents a basic physiological response of a muscle fiber to a single action potential from a motor neuron.