In myasthenia gravis_______________?
Correct answer: C. Lack of acetyl choline receptors
- A. there is lack of acetyl choline
- B. There is isometric contraction
- C. Lack of acetyl choline receptors
- D. Muscles are rigid and tough
Explanation
Myasthenia gravis is an autoimmune disorder in which antibodies reduce functional acetylcholine receptors at the neuromuscular junction. Acetylcholine itself is usually released, but the postsynaptic response is weakened.
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