ATI RN
ATI Pharmocology Exam Fletcher NRSG 106 Questions
Extract:
Question 1 of 5
A 6-year-old boy has been started on an extended-release form of methylphenidate hydrochloride for the treatment of attention deficit hyperactivity disorder (ADHD). During a follow-up visit, his mother tells the nurse that she has been giving the medication at bedtime so that it will be 'in his system' when he goes to school the next morning. What is the nurse's appropriate evaluation of the mother's actions?
Correct Answer: A
Rationale: Methylphenidate at bedtime can cause insomnia; it should be given earlier to optimize daytime symptom control.
Question 2 of 5
When monitoring a patient who is taking a cholinergic drug, the nurse will watch for which cardiovascular effect?
Correct Answer: D
Rationale: Cholinergic drugs increase parasympathetic activity, slowing the heart rate and causing bradycardia.
Question 3 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 4 of 5
When evaluating a patient who is taking orlistat, which is an intended therapeutic effect?
Correct Answer: A
Rationale: Orlistat inhibits fat absorption, promoting weight loss as its primary therapeutic effect.
Question 5 of 5
A patient has been given a prescription for levodopa-carbidopa for a new diagnosis of Parkinson's disease. The patient asks the nurse, 'Why are there two drugs in this pill?' The nurse's best response reflects which fact?
Correct Answer: A
Rationale: Carbidopa inhibits peripheral breakdown of levodopa, allowing more to reach the brain for conversion to dopamine, enhancing efficacy.