Muscle tone is ________.

Question

Quizplus · Accepted Answer

Muscle tone is the continuous and involuntary state of sustained partial contraction of a muscle, even when it is at rest, which helps maintain posture and stability. Option A is incorrect because muscle tone does not refer to the ability of a muscle to efficiently cause skeletal movements. Option B is incorrect because the feeling of well-being following exercise is known as the "runner's high" and is not related to muscle tone. Option D is incorrect because muscle tone is not solely related to athletes or intensive training.

Muscle Tone Is ________