ATI LPN
Neurological Assessment NCLEX Questions Questions
Question 1 of 5
Which of the following results from stimulation by the parasympathetic nervous system?
Correct Answer: D
Rationale: The parasympathetic system promotes 'rest and digest,' stimulating salivation, unlike sympathetic effects like increased heart rate.
Question 2 of 5
The brain and spinal cord are the organs of the----------
Correct Answer: A
Rationale: The central nervous system (CNS) comprises the brain and spinal cord, distinct from the peripheral nervous system (PNS), autonomic nervous system (ANS), and cerebrospinal fluid (CSF).
Question 3 of 5
Which of the following best describes the waxy-appearing material called myelin:
Correct Answer: D
Rationale: Myelin is a lipid-rich insulating layer around axons, formed by neuroglia (e.g., Schwann cells in PNS, oligodendrocytes in CNS), speeding signal conduction.
Question 4 of 5
Sally has a brain injury; she knows what she wants to say but can't vocalize the words. The part of her brain that deals with the ability to speak is the:
Correct Answer: D
Rationale: Broca’s area in the frontal lobe controls speech production; damage causes expressive aphasia, where comprehension remains but speech is impaired.
Question 5 of 5
From which layer of the embryo does the nervous system form?
Correct Answer: A
Rationale: The nervous system derives from the ectoderm via the neural plate, which forms the neural tube, unlike mesoderm (muscles, bones) or endoderm (gut).