When a muscle is being lengthened it is performing a/an muscle action? Concentric

Isometric

Eccentric

Isotonic

Does anyone have an answer to this question? if so me.

Grain products are a good source of .

How does stress affect the digestive system? o a. reduces ability to break down foods b. reduces acid production to slow digestion o c. increases desire for fruits and vegetables o d. increases ability to break down food submit