Question

What is the normal systolic pressure? What is one relaxation and one contraction called?​

Answer 1

Explanation:

For example, 120/80 mm Hg. The top number refers to the amount of pressure in your arteries during the contraction of your heart muscle. This is called systolic pressure.

Relaxation in psychology, is the emotional state of a living being, of low tension, in which there is an absence of arousal that could come from sources such as anger, anxiety, or fear. According to the Oxford dictionary relaxation is when the body and mind are free from tension and anxiety.

The act of contracting or the state of being contracted. Physiology The shortening and thickening of functioning muscle or muscle fiber.