ATI LPN
NCLEX Neurology Practice Questions Questions
Question 1 of 5
Which plexus contributes to the innervation of the diaphragm?
Correct Answer: A
Rationale: The cervical plexus (C3-C5) gives rise to the phrenic nerve for the diaphragm. [Level: Knowledge]
Question 2 of 5
The superior mesenteric ganglion, part of the sympathetic system, plays a role in the innervation of the:
Correct Answer: C
Rationale: The superior mesenteric ganglion innervates the small intestine. [Level: Knowledge]
Question 3 of 5
Neurons that transmit nerve impulses from receptors to the central nervous system are _____ neurons:
Correct Answer: C
Rationale: Sensory (afferent) neurons carry signals from receptors to CNS. [Level: Knowledge]
Question 4 of 5
The process of moving sodium ions into the axon to make the inside positive is called:
Correct Answer: B
Rationale: Depolarization occurs as Na+ enters, making the inside positive. [Level: Knowledge]
Question 5 of 5
The electrical activity of the brain is recorded in the form of a(n):
Correct Answer: B
Rationale: An EEG records brain electrical activity. [Level: Knowledge]