NEET 2012 Biology question

Select the correct statement regarding the specific disorder of muscular or skeletal system

(1)Gout-inflammation of joints due to extra deposition of calcium
(2)Muscular dystrophy-age related shortening of muscles
(3)Osteoporosis-decrease in bone mass and higher chances of fractures with advancing ageCorrect
(4)Myasthenia gravis-Auto immune disorder which inhibits sliding of myosin filaments

Answer: (3)

Solution

Osteoporosis is an age-related disorder with decreased bone mass and increased chances of fractures; a decrease in oestrogen level is a common cause. Gout is inflammation of joints due to accumulation of uric acid crystals (not calcium); muscular dystrophy is a progressive, mostly

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Question ID VK-091191