More Than 99% of Which Cation is Stored in the Bones

Question

More than 99% of which cation is stored in the bones and teeth?
A) Potassium
B) Hydrogen
C) Chloride
D) Calcium

Accepted Answer

Calcium is the cation that is stored in bones and teeth, accounting for more than 99% of its total body content. Potassium, hydrogen, and chloride are not predominantly stored in bones and teeth.