Answer:
It will be endorphins
Explanation:
any of a group of hormones secreted within the brain and nervous system and having a number of physiological functions. They are peptides which activate the body's opiate receptors, causing an analgesic effect.
Hey!
That scan is known as the CT scan, (<span>computerized axial tomography.)
Hope this helps!</span>
Answer:
It responds to outside stimuli via nerves. This helps you feel pain when your hand touches a pin, etc.
