ATI RN
Vitamin Drugs Questions
Question 1 of 5
Penicillamine
Correct Answer: A
Rationale: Penicillamine is an oral chelator effective in lead poisoning; it’s unrelated to penicillin structurally, so no cross-allergy occurs.
Question 2 of 5
Thiamine is vitamin
Correct Answer: A
Rationale: Thiamine is vitamin B1, essential for carbohydrate metabolism and nerve function.
Question 3 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 4 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.
Question 5 of 5
in adults, approximately $\mathrm{mg}$ of thiamine per day is completely degraded by the tissue
Correct Answer: C
Rationale: Approximately 1 mg of thiamine is degraded daily in adults, matching the recommended dietary allowance.