ATI RN
CNS Stimulants Drugs Pharmacology Quiz Questions
Question 1 of 5
The estrogen that is used in most combined hormonal contraceptives is:
Correct Answer: B
Rationale: Ethinyl estradiol (choice B) is the synthetic estrogen in most combined oral contraceptives (COCs), paired with progestins for ovulation suppression and cycle control, due to its potency and oral bioavailability. Clomiphene (choice A) induces ovulation, Estrone (choice C) is weaker and not used, Norgestrel (choice D) is a progestin. Ethinyl estradiol's widespread use reflects its efficacy in contraception, critical for understanding COC pharmacology and patient counseling.
Question 2 of 5
This drug, which does not activate opioid receptors, has been proposed as a maintenance drug for opioid addicts.
Correct Answer: D
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 3 of 5
Cyclooxygenase-1 and -2 are responsible for
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 4 of 5
The drug effective for gouty arthritis via two distinct mechanisms is
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 5 of 5
Regarding ginkgo, the correct statement is
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.