ATI LPN
Neurology Exam Questions Questions
Question 1 of 5
A RN is admitting a pt with a thrombotic stroke. The pt is NPO BUT requesting a drink of water. Which response by the RN is appropriate?
Correct Answer: D
Rationale: Stroke risks dysphagia; swallow assessment prevents aspiration. A risks harm, B/C are partial truths. [Level: Application]
Question 2 of 5
In a myelinated axon, where are the action potentials regenerated?
Correct Answer: A
Rationale: Action potentials regenerate at nodes of Ranvier in saltatory conduction. Hillock initiates, terminals release. [Level: Comprehension]
Question 3 of 5
Schwann cells participate in the process of saltatory conduction, which involves:
Correct Answer: C
Rationale: Saltatory conduction jumps between nodes of Ranvier, speeding transmission. [Level: Comprehension]
Question 4 of 5
Which of the following is a neurotransmitter that is commonly associated with muscle contraction at the neuromuscular junction?
Correct Answer: B
Rationale: Acetylcholine (ACh) triggers muscle contraction at the neuromuscular junction. [Level: Knowledge]
Question 5 of 5
The delicate connective tissue layer that surrounds individual nerve fibers within a nerve is called the:
Correct Answer: A
Rationale: The endoneurium wraps individual axons, providing support and insulation. [Level: Knowledge]