Which of the following is an example of muscular activation that occurs during emotions?

Question

Quizplus · Accepted Answer

External expression of emotions via the facial muscles involves muscular activation, such as smiling or frowning. Increase in body tension during strong emotions also involves muscular activation, such as clenching one's fists or tightening one's shoulders. Headaches related to stress can also involve muscular tension in the head and neck muscles. Therefore, all of the choices demonstrate examples of muscular activation that occur during emotions.

Which of the Following Is an Example of Muscular Activation