Your Doctor Suggests That You Increase Your Calcium Intake to Maintain

Multiple Choice

Your doctor suggests that you increase your calcium intake to maintain your healthy bones. You do not understand why the doctor suggested this since you are a healthy 32-year-old. What was the doctor's reasoning?

A) The doctor is afraid that you will fall and break a bone.
B) The increased calcium intake will then increase your vitamin D blood level.
C) Calcium intake will increase the activity of osteoblasts, causing more bone to be formed.
D) You are at an age where calcium levels in the bone may start to subside, producing weaker bones later in life.
E) As you get older you are more prone to arthritis, and calcium reduces that problem.