What is the main difference between the cpr performed on teens, adults, and infants?
for teens and adults, alternate compressions and breathing.
for teens and adults, do compressions before calling 9-1-1.
for infants, perform chest compressions and rescue breathing.
for infants, check for signs of life and circulation first.

For infants only, perform chest compressions and rescue breathing.

Explanation:

I took the same class.

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.