ATI RN
Nervous System Questions Questions
Question 1 of 5
The basal ganglia are a group of nuclei involved in the regulation of:
Correct Answer: B
Rationale: Basal ganglia (e.g., caudate) regulate voluntary motor control. Heart rate is brainstem, senses are cortical.
Question 2 of 5
The pons is involved in:
Correct Answer: A
Rationale: The pons (brainstem) regulates sleep and arousal via the reticular formation.
Question 3 of 5
The point of connection between the ventral and dorsal roots is known as the:
Correct Answer: D
Rationale: The spinal nerve forms where dorsal (sensory) and ventral (motor) roots merge.
Question 4 of 5
The primary effect of cocaine on the nervous system is that cocaine blocks the re-uptake of:
Correct Answer: A
Rationale: Cocaine blocks monoamine reuptake (dopamine, norepinephrine, serotonin), increasing synaptic levels. 'Transamines' is a typo, catecholamine is a monoamine subset, and monoamine oxidase degrades them.
Question 5 of 5
The drug ___ blocks the reuptake of serotonin into presynaptic axons.
Correct Answer: A
Rationale: Prozac (fluoxetine), an SSRI, blocks serotonin reuptake, increasing its synaptic presence. Valium/Xanax affect GABA, Deprenyl inhibits MAO.