ATI RN
Central Nervous System Stimulants and Related Drugs NCLEX Style Questions Questions
Question 1 of 5
Cervical priming with prostaglandin results in
Correct Answer: C
Rationale: Prostaglandins soften and dilate the cervix, facilitating labor induction.
Question 2 of 5
What is the mechanism of action of clonidine?
Correct Answer: B
Rationale: Clonidine works as an alpha-2 adrenergic agonist, reducing sympathetic outflow and lowering blood pressure.
Question 3 of 5
Which one of the following drugs is not useful in dysmenorrhea?
Correct Answer: B
Rationale: Colchicine is not used for dysmenorrhea; NSAIDs are preferred.
Question 4 of 5
Ester type local anaesthetics are hydrolyzed by
Correct Answer: B
Rationale: Ester-type local anesthetics are hydrolyzed by pseudo cholinesterase in the blood unlike amides which are metabolized in the liver.
Question 5 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.