The 'Hormone Growth Hormone' (GH), also known as somatotropin, is secreted by the anterior pituitary. Its primary effects include:
A. Decreasing fat breakdown
B. Lowering blood glucose levels
C. Inhibiting protein synthesis
D. Stimulating growth, cell reproduction, and cell regeneration, particularly in bones and muscles
Answer: Option D
Solution (By JKExamLibrary)
Growth Hormone (GH), or somatotropin, is a peptide hormone secreted by the somatotroph cells of the anterior pituitary gland. Its primary effects are to stimulate growth, cell reproduction, and cell regeneration, particularly in bones (stimulating the epiphyseal plates) and skeletal muscle. It also has significant metabolic effects: it increases protein synthesis (anabolic), promotes the breakdown of fats (lipolysis) to use as energy, and raises blood glucose levels (diabetogenic effect) by reducing glucose uptake by cells. Its effects are largely mediated by Insulin-like Growth Factors (IGFs), primarily produced by the liver.
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