Q177 / 200 · NEET 2021 · Zoology

Chronic autoimmune disorder affecting neuromuscular junction leading to fatigue, weakening and paralysis of skeletal muscle is called as:

  • A
    Arthritis
  • B
    Muscular dystrophy
  • Correct answer
    C
    Myasthenia gravis
  • D
    Gout

Solution

This auto-immune disorder is triggered when the acetylcholine receptors on the postsynaptic membrane are destroyed by the immune cells, as a result, the impulse conduction faces difficulty in further carrying out, leading to weakness and paralysis.

Hence, the correct answer is option: 'C'.

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