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Locomotion and Movement question

2013 · Q5
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  5. /2013 · Q5

Locomotion and Movement question

2013 · Q5

NEETBiologyLocomotion and MovementMCQ+4 / −1
Select the correct statement with respect to disorders of muscles in humans.
  1. A
    Failure of neuromuscular transmission in myasthenia gravis can prevent normal swallowing.
  2. B
    Accumulation of urea and creatine in the joints causes their inflammation.
  3. C
    An overdose of vitamin D causes osteoporosis.
  4. D
    Rapid contractions of skeletal muscles cause muscle dystrophy.
View written solutionFree

Correct answer: A

Myasthenia gravis is a chronic autoimmune muscular disease. It causes breakdown of neuromuscular junction due to which the brain loses control over muscles. The symptoms may include drooping eyelids, difficulty in swallowing muscle fatigue, difficult breathing and inability to control facial expressions.

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