ATI RN
Vitamin Drugs Questions
Question 1 of 5
Therapeutically vitamin B1 has been employed most successfully in the treatment of
Correct Answer: D
Rationale: Vitamin B1 (thiamine) deficiency causes beriberi, and supplementation is the primary treatment.
Question 2 of 5
The following derivatives of retinal shows the greatest biological potency than others
Correct Answer: B
Rationale: All-trans-retinoic acid has the greatest biological potency among retinoids, influencing gene expression most effectively.
Question 3 of 5
The drug used for controlling tetany is
Correct Answer: C
Rationale: Tetany, due to hypocalcemia, is treated with IV calcium gluconate to rapidly raise calcium levels.
Question 4 of 5
Absorption of oral iron preparations can be facilitated by coadministering
Correct Answer: D
Rationale: Ascorbic acid (vitamin C) enhances iron absorption by reducing ferric to ferrous iron.
Question 5 of 5
The gut controls the entry of ingested iron in the body of
Correct Answer: C
Rationale: Excess iron is complexed into ferritin in mucosal cells and shed, controlling systemic iron entry.