What is an example of a partial but sustained contraction of a whole muscle?
A) Blinking an eyelid
B) Tetanic contraction
C) Muscle twitch
D) Maintenance of posture
E) Motor unit fatigue

Question

Quizplus · Accepted Answer

Maintenance of posture is an example of a partial but sustained contraction of a whole muscle, as it requires continuous, low-level muscle activity to keep the body upright and stable without causing complete muscle fatigue.

What Is an Example of a Partial but Sustained Contraction