The answer is C. dreaming causes major muscle contractions triggered by the activation of the alpha motoneurons in the spinal cord.and tossing and turning.
The aspect of Robert's health that is directly affected by his lack of contact with others is physical. It is fundamental to achieve overall health.
<h3>Health components and physical health</h3>
Health can be defined as an overall state of wellness, which is associated with physical, mental, and emotional health.
Mental health can be defined as cognitive functions associated with heath.
Emotional health refers to the control of feelings and behaviors.
Physical health is a health component associated with the absence state of physical injuries.
Learn more about physical heath here:
brainly.com/question/1492300
It helps with executive functions, such as behaving in socially appropriate ways.