ATI RN
Questions About Nervous System Questions
Question 1 of 5
Among neurotransmitters are:
Correct Answer: C
Rationale: Acetylcholine and norepinephrine are well-known neurotransmitters. Options A and B are DNA/RNA bases, not transmitters.
Question 2 of 5
A client is scheduled for a lumbar puncture to obtain samples of cerebrospinal fluid (CSF). The nurse should explain that CSF is formed:
Correct Answer: A
Rationale: CSF is produced by the choroid plexus in the brain’s ventricles. Dura mater is a membrane, spinal canal contains CSF, subarachnoid space stores it.
Question 3 of 5
The three initial developmental regions of the brain are the:
Correct Answer: B
Rationale: The three primary brain vesicles during early development are the prosencephalon (forebrain), mesencephalon (midbrain), and rhombencephalon (hindbrain). Telencephalon and diencephalon are subdivisions of the prosencephalon, while metencephalon and myelencephalon are subdivisions of the rhombencephalon.
Question 4 of 5
The basal ganglia comprise all of the following except the:
Correct Answer: D
Rationale: The basal ganglia include the putamen, caudate nucleus, and globus pallidus, involved in motor control. The infundibulum is a hypothalamic structure connecting to the pituitary gland, not part of the basal ganglia.
Question 5 of 5
Which property of blood is not monitored by the hypothalamus?
Correct Answer: C
Rationale: The hypothalamus monitors osmotic concentration (thirst), blood glucose, and amino acids for homeostasis, but PCO₂ (carbon dioxide) is primarily regulated by the medulla oblongata’s respiratory centers, not the hypothalamus.