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Evaluation · Q5

Q.Serum calcium level is regulated by
a. Thyroxine
b. FSH
c. Pancreas
d. Thyroid and parathyroid

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Step 1. Two hormones directly regulate serum calcium: thyrocalcitonin from the thyroid gland, which lowers blood calcium, and parathyroid hormone (PTH) from the parathyroid gland, which raises it.

Step 2. Thyroxine alone regulates metabolic rate, not calcium; FSH regulates gonadal function; the pancreas regulates blood glucose, not calcium. …

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