ATI LPN
Neurological Questions Questions
Question 1 of 5
A patient will attempt oral feedings for the first time after having a stroke. After assessing the gag reflex, what action should the nurse take?
Correct Answer: C
Rationale: Upright position (chair) reduces aspiration risk post-stroke if gag reflex is intact. D follows, A/B are secondary. [Level: Application]
Question 2 of 5
Which intervention would the RN delegate to the experienced UAP when working with a pt who had a stroke?
Correct Answer: C
Rationale: UAP can do ROM exercises. A/B/D require RN skill. [Level: Application]
Question 3 of 5
The nodes of Ranvier are found on:
Correct Answer: A
Rationale: Nodes of Ranvier are gaps in the myelin sheath on myelinated axons (D is incorrect; intent: A). [Level: Knowledge]
Question 4 of 5
What is the function of the myelin sheath in nerve fibers?
Correct Answer: C
Rationale: Myelin insulates axons, speeding impulse conduction via saltatory conduction. A/B are opposite. [Level: Knowledge]
Question 5 of 5
The small gap between the presynaptic and postsynaptic neurons is known as the:
Correct Answer: B
Rationale: The synaptic cleft is the gap where neurotransmitters diffuse to transmit signals. [Level: Knowledge]