Which of the following statements is true? o Without bones, the body could not move.
The spinal cord is protected by the rib cage.
Bones connect to muscles at joints.
The skull is made of gliding joints.

fluid balance is an aspect of the homeostasis of organisms in which the amount of water in the organism needs to be controlled, via osmoregulation and behavior, such that the concentrations of electrolytes (salts in solution) in the various body fluids are kept within healthy ranges. the core principle of fluid balance is that the amount of water lost from the body must equal the amount of water taken in.