ATI RN
Central Nervous System Stimulants and Related Drugs NCLEX Style Questions Questions
Question 1 of 5
Which of the following opioid analgesics has very low protein binding?
Correct Answer: A
Rationale: Morphine has very low protein binding compared to other opioids allowing it to have more free drug available in circulation.
Question 2 of 5
Agents that often cause vasoconstriction include all of the following except
Correct Answer: D
Rationale: Prostacyclin is a vasodilator, while others are vasoconstrictors.
Question 3 of 5
Which of the following opioids would be contraindicated in this patient?
Correct Answer: A
Rationale: In a patient with acute myocardial infarction, morphine would be contraindicated due to its potential to cause hypotension and respiratory depression, which can exacerbate the patient's condition.
Question 4 of 5
Peak serum level of orally administered lithium is usually achieved in
Correct Answer: C
Rationale: Lithium reaches its peak serum levels typically within 2 to 4 hours after oral administration.
Question 5 of 5
Which of the following drugs most likely caused the patient's signs and symptoms?
Correct Answer: D
Rationale: The signs and symptoms described in the text, such as talkativeness, mydriasis, muscle twitching, hand tremor, elevated blood pressure, and increased heart rate, are consistent with the effects of amphetamine use. Amphetamine is a stimulant drug that can cause these symptoms by increasing the release of neurotransmitters like dopamine and norepinephrine in the brain. Additionally, the patient being a drug user who tried different drugs supports the likelihood of amphetamine use, as it is commonly abused for its stimulant effects.