ATI RN
ATI Pharmocology Exam Fletcher NRSG 106 Questions
Extract:
Question 1 of 5
During a routine appointment, a patient with a history of seizures is found to have a phenytoin level of 23 mcg/mL. What concern will the nurse have, if any?
Correct Answer: A
Rationale: Phenytoin levels above 20 mcg/mL are toxic, risking symptoms like nystagmus and ataxia, requiring dosage adjustment.
Question 2 of 5
A nurse is performing discharge teaching for a client who has seizures and a new prescription for phenytoin. Which of the following statements by the client indicates a need for further teaching?
Correct Answer: D
Rationale: Phenytoin is a long-term therapy for seizure control; stopping it abruptly can cause rebound seizures, indicating a need for further education.
Question 3 of 5
A patient has been taking ergotamine to relieve their migraines. Which of the following adverse effects would indicate to the nurse that the drug may have entered into toxic levels?
Correct Answer: B
Rationale: Delirium is a sign of ergotamine toxicity, indicating central nervous system effects such as confusion or hallucinations at toxic levels.
Question 4 of 5
The drug nalbuphine is an agonist-antagonist (partial agonist). The nurse understands that which is a characteristic of partial agonists?
Correct Answer: A
Rationale: Partial agonists like nalbuphine have a lower dependency potential than full agonists, reducing the risk of physical dependence or tolerance when used for pain management.
Question 5 of 5
A patient had abdominal surgery this morning. The patient is groggy but complaining of severe pain around the incision. What is the most important assessment data to consider before the nurse administers a dose of morphine sulfate to the patient?
Correct Answer: A
Rationale: Morphine can cause respiratory depression, so assessing respiratory rate is critical before administration.