NEET 2019 Odisha · BiologyPrevious Year Question
Which of the following diseases is an autoimmune disorder?
Answer: (A) Myasthenia gravis. Answer: A.
- A.Myasthenia gravis✓
- B.Arthritis
- C.Osteoporosis
- D.Gout
Correct Answer
(A) Myasthenia gravis
Solution & Explanation
Answer: A. Myasthenia gravis is an autoimmune disorder affecting the neuromuscular junction, leading to fatigue, weakening and paralysis of skeletal muscle. Arthritis is inflammation of joints, osteoporosis is an age-related decrease in bone mass, and gout results from accumulation of uric acid crystals — none of these is autoimmune. NCERT Ch 17, p.227, line 23: "Myasthenia gravis: Auto immune disorder affecting neuromuscular"
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