The human body functions optimally in a state of homeostasis.
A. True
B. False
C. Maybe
D. Homeostasis has nothing to do with metabolic balance.
Correct Answer: A. True
The maintenance of acid-base balance, which in one part of homeostasis, is evidenced by an arterial plasma pH value of 7.35-7.45. Many mechanisms in the body work together to achieve and maintain this delicate narrow range of pH that is essential for normal cell function.