Question

Calcium

1. what is the ion for calcium (give symbol and charge)

2. name two specific places that calcium is stored (note: "tone" is not a correcr answer- you must be specific than just naming the organ)

a.

b.

3. give two specific uses for calcium weve discussed in detail this semester that do not include strong bones or teeth

a.

b.

Answer 1

Ans 1) symbol Ca2+   Charge + (positive)

Ans 2) a) calcium is stored in T tubules of endoplasmic reticulum

            b) calcium is stored in mineral matrix of bone

Ans 3) usage of calcium

             a) Regulation of heart rate and strength of contraction

             b) Regulation of nerve impulse conduction

             c) Blood coagulation