5
Question
Which of the following skeletal disorders is an autoimmune disorder?
Which of the following skeletal disorders is an autoimmune disorder?
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Solution
The correct option is B Myasthenia gravis
Autoimmune disorderoccurs when body attacks its own cells. Myasthenia gravis is an autoimmune disorder of the peripheral nerve fibres, wherein antibodies are formed against acetylcholine. These antibodies block, alter, or destroy the receptors for acetylcholine at the neuromuscular junction which in turn prevents the muscle contraction from occurring.
Myasthenia gravis
Autoimmune disorderoccurs when body attacks its own cells. Myasthenia gravis is an autoimmune disorder of the peripheral nerve fibres, wherein antibodies are formed against acetylcholine. These antibodies block, alter, or destroy the receptors for acetylcholine at the neuromuscular junction which in turn prevents the muscle contraction from occurring.
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