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Earn 100

Hypersecretion of Growth Hormone in adults does not cause a further increase in height, because
(a)Growth Hormone becomes inactive in adults
(b)Epiphyseal plates close after adolescence
(c)Bones loose their sensitivity to Growth Hormone in adults
(d)Muscle fibres do not grow in size after birth

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Important Questions on Chemical Coordination and Regulation
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A temporary endocrine gland in the human body is

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What causes Graves' disease?

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Name a peptide hormone which acts mainly on hepatocytes and adipocytes and enhances cellular glucose uptake and utilisation.

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The posterior pituitary gland is not a 'true' endocrine gland because

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Which of the following pairs of hormones are not antagonistic (having opposite effects) to each other?

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The amino acid tryptophan is the precursor for the synthesis of:

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A chemical signal that has both endocrine and neural roles is:

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Which of these is not an important component of initiation of parturition in humans?
