ATI RN
Lifespan Pharmacology Questions
Question 1 of 5
Which of the following adrenoreceptor antagonists crosses the blood-brain barrier?
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 2 of 5
Indicate the hypnotic drug, which doesn’t change the duration of REM sleep:
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 3 of 5
Which of the following hypnotic drugs is used in the treatment of anxiety?
Correct Answer: A
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
Question 4 of 5
Indicate an antiseizure drug, which has an impotent effect on the T-type calcium channels in thalamic neurons?
Correct Answer: C
Rationale: Ethosuximide is known for its potent effect on T-type calcium channels in thalamic neurons, which is its primary mechanism for treating absence seizures. However, the question uses 'impotent,' likely a typo for 'important' or 'potent.' Assuming it means a significant effect, Ethosuximide is correct as it directly targets these channels to reduce rhythmic burst firing associated with absence seizures.
Question 5 of 5
The mechanism of action of carbamazepine appears to be similar to that of:
Correct Answer: C
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.