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

  • A
    Immune disorder affecting the neuromuscular junction leading to fatigue
  • B
    High concentration of $Ca^{++}$ and $Na^+$
  • C
    Decreased level of oestrogen
  • D
    Accumulation of uric acid leading to inflammation of joints

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Similar Questions

In case of severe tetany in muscle,the animal dies due to:

Choose the correct pair.

Assertion: Inflammation of a skeletal joint may immobilize the movements of the joint.
Reason: Uric acid crystals in the joint cavity and ossification of articular cartilage lead to this.

Myasthenia gravis is due to

Match List-$I$ with List-$II$ related to the muscular/skeletal system:
List-$I$List-$II$
$A$. Tetany$I$. Inflammation of joints
$B$. Arthritis$II$. Autoimmune disorder affecting neuromuscular junction
$C$. Myasthenia gravis$III$. Wild contraction in muscle due to low $Ca^{++}$ in body fluid
$D$. Muscular dystrophy$IV$. Progressive degeneration of skeletal muscle

Choose the correct answer from the options given below:

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