True statements about ions composition in body
Electrolyte constitutes about 7% of total body weight. In ECF Na, Cl is the principle ions.Whereas K is more intracellularly. (REF TEXTBOOK OF MEDICAL PHYSIOLOGY GEETHA N 2 EDITION, PAGE NO 62,22)
Intracellular & Extracellular ions compositions are same
Phosphorus and Mg++ are major ions intracellularly
Na+, Cl- principal ions in E.C.F.
Kidney tightly regulates Na+, K+, Cl- composition
General physiology