The following are true about calcium regulating hormones: a. calcitonin increases the plasma calcium concentration b. vitamin D is produced in the skin c. vitamin D is metabolized to its active form in the liver and kidney. d. vitamin D increases calcium absorption from the gut

The following are true about calcium regulating hormones:
a. calcitonin increases the plasma calcium concentration
b. vitamin D is produced in the skin
c. vitamin D is metabolized to its active form in the liver and kidney.
d. vitamin D increases calcium absorption from the gut
by

1 Answer

Answer :

vitamin D increases calcium absorption from the gut
by

Related questions

Which statement is NOT correct about PTH? A) When calcium level rises, PTH secretion is inhibited. B) When calcium level lowers, PTH secretion is stimulated. C) PTH has the opposite effect of calcitonin. D) PTH stimulates calcium absorption from the gut. E) PTH decreases the activity of osteoclasts.

Description : Which statement is NOT correct about PTH? A) When calcium level rises, PTH secretion is inhibited. B) When calcium level lowers, PTH secretion is stimulated. C) PTH has the opposite effect of ... . D) PTH stimulates calcium absorption from the gut. E) PTH decreases the activity of osteoclasts.

Last Answer : E) PTH decreases the activity of osteoclasts.

5 A nonvolatile, highly lipid soluble drug is metabolized at a rate of 15% per hour. On intravenous injection it produces general anaesthesia for 10 min. Which process is responsible for termination of its action: A. Metabolism in liver B. Plasma protein binding C. Excretion by kidney D. Redistribution

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Last Answer : D. Redistribution

A nonvolatile, highly lipid soluble drug is metabolized at a rate of 15% per hour. On intravenous injection it produces general anaesthesia for 10 min. Which process is responsible for termination of its action: A. Metabolism in liver B. Plasma protein binding C. Excretion by kidney D. Redistribution

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A nonvolatile, highly lipid soluble drug is metabolized at a rate of 15% per hour. On intravenous injection it produces general anaesthesia for 10 min. Which process is responsible for termination of its action: A. Metabolism in liver B. Plasma protein binding C. Excretion by kidney D. Redistribution

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Aminoglycoside antibiotics have the following property common to all members: A. They are primarily active against aerobic gram negative bacilli B. They are more active in acidic medium C. They readily enter cells and are distributed in total body water D. They are nearly completely metabolized in liver

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The drug used for controlling tetany is: A. Intravenous diazepam B. Intramuscular vitamin D C. Intravenous calcium gluconate D. Intravenous calcitonin

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All the following statements about obstructive jaundice are true except (A) Prothrombin time may be prolonged due to impaired absorption of vitamin K (B) Serum alkaline phosphatase may be raised due to increased release of the enzyme from liver cells (C) Bile salts may enter systemic circulation due to biliary obstruction (D) There is no defect in conjugation of bilirubin

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A striking feature of living cells is a marked difference between the composition of the cytosol and the extracellular milieu. Which of the following statement(s) concerning the mechanisms of maintenance of these differences is/are true? a. The cell membrane is able to maintain a 10,000 fold gradient between the extracellular concentration of ionized calcium and the intracellular concentration b. The key to these differences is the fact that the plasma membrane is normally impermeable to sodium, potassium and calcium c. The selectivity of biologic membranes is highly consistent and seldom changes d. The selectivity of cell membranes relates only to ions and not organic compounds

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Last Answer : Answer : B

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A high plasma calcium level decreases intestinal absorption of calcium by (A) Stimulating the secretion of parathormone (B) Inhibiting the secretion of parathormone (C) Decreasing the synthesis of cholecalciferol (D) Inhibiting the secretion of thyrocalcitonin

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Calcitonin is a thyroid hormone which (a) elevates calcium level in blood (b) has no effect on calcium (c) elevates potassium level in blood (d) lowers calcium level in blood.

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Calcium is excreted by (A) Kidney (B) Kidney and intestine (C) Kidney and liver (D) Kidney and pancreas

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