Describe how calcium may be used in the body

In case you don't know what Calcium Is:

a silver-white divalent metal, occurring combined in limestone, chalk, gypsum, etc., occurring also in vertebrates and other animals, as a component of bone, skeletal mass, shell, etc., and as a necessary element in nerve conduction, heartbeat, muscle contraction, and many other physiological functions.

Calcium can be found:

Calcium is a soft white chemical element found in bones and teeth

Using the definition..calcium may be used in the human body by nerve conduction, heartbeat, muscle contraction, and many other physiological functions.

·.•·°.hope this helped!!!·.•·°.

i'm pretty sure it is letter c.) car