ATI RN
Vitamin Drugs Questions
Question 1 of 5
Folinic acid is principally used
Correct Answer: C
Rationale: Folinic acid (leucovorin) rescues cells from methotrexate toxicity by bypassing folate inhibition.
Question 2 of 5
Succimer
Correct Answer: B
Rationale: Succimer (DMSA) is less toxic than dimercaprol, effective orally, and safe in children for lead chelation.
Question 3 of 5
Thiamine is vitamin
Correct Answer: A
Rationale: Thiamine is vitamin B1, essential for carbohydrate metabolism and nerve function.
Question 4 of 5
The iron stored in intestinal mucosal cells is complexed to
Correct Answer: A
Rationale: Ferritin complexes and stores iron in intestinal mucosal cells, regulating its absorption.
Question 5 of 5
Which of the following is most likely to be required by a 5 -year-old boy with chronic renal in sufficiency?
Correct Answer: A
Rationale: Chronic renal insufficiency reduces erythropoietin production by the kidneys, leading to anemia, which erythropoietin supplementation corrects.