Basic Vitamins & Minerals Multiple Choice Questions And Answers

16. The drug used for controlling tetany is
(a) Intravenous diazepam
(b) Intramuscular vitamin D
(c) Intravenous calcium gluconate
(d) Intravenous calcitonin
Ans: C

17. Absorption of oral iron preparations can be facilitated by coadministering
(a) Antacids
(b) Tetracyclines
(c) Phosphates
(d) Ascorbic acid
Ans: D

18. The gut controls the entry of ingested iron in the body of
(a) Regulating the availability of apoferritin which acts as the carrier of iron across the mucosal cell
(b) Regulating the turnover of apoferritin-ferritin interconversion in the mucosal cell
(c) Complexing excess iron to form ferritin which remains stored in the mucosal cell and is shed off
(d) Regulating the number of transferring receptors on the mucosal cell
Ans: C

19. The percentage of elemental iron hydrated ferrous sulfate is
(a) 5%
(b) 10%
(c) 20%
(d) 33%
Ans: C

20. In isolated fibroblast or epithelial cells, retinoids enhance the synthesis of following protein
(a) Fibronectin
(b) Collagenase
(c) Certain species of keratin
(d) All of the above
Ans: A

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