ATI RN
CNS Drugs Pharmacology Questions
Question 1 of 5
A patient with severe schizophrenia started therapy with clozapine. Which of the following is the most serious adverse response associated with this drug?
Correct Answer: C
Rationale: Clozapine's most serious adverse effect is agranulocytosis (choice C), a severe neutropenia risking infection, requiring monitoring. Bronchoconstriction (choice A), seizures (choice B), and tardive dyskinesia (choice D) occur but are less life-threatening. Agranulocytosis defines clozapine's risk profile.
Question 2 of 5
The following opiate drugs are paired correctly with their pharmacological class, EXCEPT:
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 3 of 5
A 55-year-old woman undergoes surgery. She receives several drugs for preoperative care and intraoperative. Toward the end of the procedure she develops hyperthermia, hypertension, hyperkalemia, muscle rigidity, and metabolic acidosis. Which of the following drugs is most likely to have participated in this reaction?
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 4 of 5
A 5-year-old child is admitted to the hospital with low grade fever and a persistent cough. His throat culture is negative, his fever has resolved, and all that is left is slight cough. Which of the following is an OTC opioid antitussive could the paediatrician recommend for this child?
Correct Answer: D
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 5 of 5
Minipill hormonal contraception is composed of:
Correct Answer: D
Rationale: The minipill (choice D) contains only low-dose progestin, thickening cervical mucus and altering endometrium to prevent pregnancy, ideal for those avoiding estrogen (e.g., breastfeeding). Choices A and B describe combined pills, choice C isn't a standard contraceptive. Progestin-only composition reduces estrogen-related risks, a key option in contraception.