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NEET Previous Year Question

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

Topic: NEET PYQ

Answer: A. Full step-by-step solution below.

A $Decreased level of estrogen$
B $Accumulation of uric acid leading to inflammation of joints.$
C $Immune disorder affecting neuro- muscular junction leading to fatigue.$
D $High concentration of C a^{++} and N a^{+} .$

Correct answer: A

Solution

(a) Osteoporosis occurs due to a decrease in bone mass and density. In old age, especially after menopause, reduced estrogen levels lead to increased bone loss and weak bones.

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