Question

Osteoporosis, an age related disease of skeletal system , may occur due to

• A. accumulation of uric acid leading to inflammation of joints
• B. immune disorder affecting neuromuscular junction leading to fatigue
• C. high concentration of ${\mathrm{Ca}}^{2^{+}}$and ${\mathrm{Na}}^{+}$
• D. decreased level of estrogen

Answer 1

The correct option is D decreased level of estrogen

Osteoporosis is caused by decreased level of estrogen, estrogen deficiency causes both the early and late forms of osteoporosis in post-menopausal women. Osteoporosis is thinning or weaking of bones which makes them fragile and more likely to break. Women have low estrogen level when they are transitioning through menopause.
Gout is a disorder where there is accumulation of uric acid leading to inflammation of joints.
Myasthenia gravis is a chronic autoimmune neuromuscular disease that causes weakness in the skeletal muscles, which are responsible for breathing and moving parts of the body, including the arms and legs.