Osteoporosis is a disease that causes the loss of calcium from hard bone, resulting in weakened bones that are more likely to fracture or break. It is most common in postmenopausal women and older adults. Option B describes symptoms of arthritis, option C describes a ligament injury, and option D describes the normal process of bone development, not a disease.

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Osteoporosis Is

Question 42

Multiple Choice

Osteoporosis is:

A) the loss of calcium from hard bone.
B) the painful swelling of joints.
C) the detachment of a ligament from a bone.
D) the conversion of cartilage to bone in the developing embryo.

Correct Answer: