ATI RN
Central Nervous System Stimulants and Related Drugs NCLEX Style Questions Questions
Question 1 of 5
Which of the following drugs was most likely prescribed for the 12-year-old girl with refractory absence seizures?
Correct Answer: B
Rationale: In this case, the neurologist decided to add a second-generation antiepileptic drug that blocks voltage-gated Na+ and Ca2+ channels and may inhibit the synaptic release of glutamate. Among the choices, Lamotrigine fits this description as it is known to block voltage-gated sodium channels, making it the most likely drug prescribed for the patient.
Question 2 of 5
Which of the following antipsychotics (in excess dose) is responsible for cardiac arrhythmias?
Correct Answer: C
Rationale: Thioridazine has been associated with QT prolongation and a higher risk of cardiac arrhythmias.
Question 3 of 5
A 72-year-old woman recently diagnosed with Alzheimer disease started pharmacotherapy with donepezil. Which of the following sets of adverse effects most likely occurred during the first days of treatment?
Correct Answer: B
Rationale: The common side effects of donepezil, a cholinesterase inhibitor used in Alzheimer's disease, include gastrointestinal disturbances such as nausea, vomiting, and diarrhea. These adverse effects are often experienced in the initial days of treatment as the body adjusts to the medication.
Question 4 of 5
Following analgesics are frequently employed as supplemental drugs during general anesthesia.
Correct Answer: D
Rationale: Opioids like fentanyl meperidine and alfentanil are commonly used for analgesia in anesthesia.
Question 5 of 5
Which of the recently introduced antiepileptics is useful in absence seizure?
Correct Answer: A
Rationale: Newer antiepileptic drugs like ethosuximide and valproate are effective in treating absence seizures which are generalized brief and involve loss of consciousness.