ATI RN
Pharmacology CNS Drugs Classification Questions
Question 1 of 5
A 47-year-old man presents with acute pain in his big toe. Lab tests reveal a serum uric acid level of 10 mg/dl. After he was treated for the acute attack he was shifted to a drug that decreases both serum and urine level of uric acid. Which of the following is the prescribed drug?
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 2 of 5
A 10-year-old boy has nocturnal enuresis, the physician writes an order for a low dose of Imipramine. After a couple of weeks on the drug, the episodes of bed-wetting decrease dramatically. Which of the following best accounts for the beneficial effects of the drug in this patient?
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 3 of 5
The following drugs are adrenocorticoid antagonists EXCEPT:
Correct Answer: C
Rationale: Metyrapone (choice A), Mifepristone (choice B), and Ketoconazole (choice D) antagonize corticosteroids by inhibiting synthesis or receptor binding. Raloxifene (choice C), a SERM, affects estrogen receptors for osteoporosis/breast cancer, not adrenocorticoids. This exception distinguishes endocrine drug targets.
Question 4 of 5
Oral antidiabetic drugs include the following EXCEPT:
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 5 of 5
Human insulin is derived from:
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.