ATI RN
CNS Pharmacology Drug Quiz Questions
Question 1 of 5
Selegiline is an antiparkinsonian agent that inhibits which of the following enzymes in brain?
Correct Answer: C
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 2 of 5
A heroin addict comes to the emergency department in an anxious and agitated state. He complains of chills, muscle aches, and diarrhea; he has also been vomiting. Which drug will be most effective in alleviating the symptoms experienced by this patient?
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 3 of 5
Regarding the drug interactions of sulphonylureas, all of the following are correct EXCEPT:
Correct Answer: C
Rationale: Sulfonylureas (e.g., glyburide) interact with drugs affecting their efficacy. Salicylates (choice A) displace them from proteins, increasing free drug and hypoglycemia risk. β-blockers (choice B) mask symptoms like tachycardia, except sweating, complicating detection. Glucocorticoids (choice D) raise glucose, countering sulfonylureas. Thiazide diuretics (choice C) don't potentiate but reduce efficacy by increasing glucose via insulin resistance, making this the incorrect statement. This distinction is key for managing polypharmacy in diabetes, ensuring proper monitoring and adjustment of therapy.
Question 4 of 5
All of the following statements regarding rosiglitazone are correct EXCEPT:
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 5 of 5
Combined oral contraceptive pills are contraindicated in women suffering from:
Correct Answer: A
Rationale: Combined oral contraceptives (COCs) are contraindicated in breast cancer (choice A) due to estrogen/progestin promoting growth. Peptic ulcer (choice B), hyperthyroidism (choice C), and heart failure (choice D) aren't absolute contraindications, though caution applies. Breast cancer is the key restriction.