Nutrients are absorbed into the bloodstream through small finger-like nodules on the wall of the called villi. a. stomach b. intestines c. kidneys

What does the body do during the resistance phase of the gas model? options: a) it prepares to fight danger or run from it. b) it identifies the primary source of danger. c) it begins to return responses to normal. d) it repairs itself from fatigue and stress.

How does fluid in the body become lymph? how is it returned to your blood

What system have glands found throughout the body that release hormones into the bloodstream