Skeletal and smooth muscles move when nerve impulses, sent from the headcnspns stimulate the muscle fibers, telling them to either contract or relax.

The nutrient facts label on a food package lists the following: iron 50%. what does this figure indicate?

Take a nutritional supplement during times of stress a. is recommended by al doctors as a stress management technique b. has been scientifically proven to aid in stress management c. only adds to the stress you’re feeling d. can you feel better because you believe it will you

Kelly is 33 weeks pregnant and her doctor has scheduled her for a procedure to remove a small amount of fluid to check for the health of the fetus. the procedure is called .