What are the main functions of the human skeletal system? A To support the body, protect the organs, produce blood cells, and store calcium
B To regulate the composition of body fluids by removing metabolic wastes and retaining a
balance of water, salt, and other nutrients
C To regulate and maintain bodily functions by producing hormones and releasing them into
the bloodstream
D To enable the diffusion of oxygen into the bloodstream and the removal of carbon dioxide
from the bloodstream
No