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Hypersecretion of Growth Hormone in adults does not cause further increase in height, becauseA. growth hormone becomes inactive in adultsB. epiphyseal plates ctose after adolescenceC. bones loose their sensitivity to growth hormone in adultsD. muscle fibres do not grow in size after birth |
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Answer» Correct Answer - B Chronic hypersecretion of Growth Hormone (GH) leads to gigantism or acromegally depending on the age of the individual If its hypersecretion occuis before the ossification of epiphyseal plates, it causea exaggerated and prolonged growth in long bones. It results in gigantism. In adults, hypersecretion of GH leads to accromegaly. No increase in height cccurs because of the ossified epiphyseal plate. Thinking Process Epiphyseal plate is responsible for the growth of bone. It closes after adolescence. |
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