ATI RN
Central Nervous System Stimulants and Related Drugs NCLEX Questions Quizlet Questions
Question 1 of 5
Slow IV injection of therapeutic dose of aminophylline produces all of the following actions EXCEPT:
Correct Answer: A
Rationale: Aminophylline, a methylxanthine, bronchodilates (choice D), acts as a diuretic (choice B), and stimulates respiration (choice C) via phosphodiesterase inhibition and adenosine antagonism. It increases cardiac output, not decreases it (choice A), by enhancing contractility and heart rate. This exception reflects its cardiovascular stimulation, key in asthma therapy.
Question 2 of 5
The following NSAID is concentrated in synovial fluid 4 times more than plasma:
Correct Answer: A
Rationale: Diclofenac (choice A) concentrates in synovial fluid, enhancing its efficacy in joint inflammation (e.g., arthritis). Aspirin (choice B) and Acetaminophen (choice D) don't target synovial fluid significantly. Codeine (choice C), an opioid, lacks anti-inflammatory action. Diclofenac's pharmacokinetics suit musculoskeletal conditions.
Question 3 of 5
Drug of choice in treatment of absence seizures:
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 4 of 5
Gold compounds have been used to treat:
Correct Answer: D
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 5 of 5
Which of the following action(s) is produced by lorazepam:
Correct Answer: D
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.