ATI RN
Questions About Nervous System Questions
Question 1 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. Vesicles store, transporters reuptake, receptors bind. (Q37 options incomplete, corrected.)
Question 2 of 5
The normal pressure of cerebrospinal fluid within the subarachnoid space is maintained between:
Correct Answer: B
Rationale: Normal CSF pressure is 10-20 mm Hg in adults (supine). Lower is rare, higher indicates pathology.
Question 3 of 5
Bundle of nerve fibers that transmit information between different regions of the cerebral cortex within the same hemisphere is called a:
Correct Answer: C
Rationale: Association tracts connect cortical regions within one hemisphere. Commissures cross, projection tracts go to/from CNS.
Question 4 of 5
Broca's area, crucial for speech production and language expression, is typically found in the:
Correct Answer: A
Rationale: Broca’s area in the left frontal lobe manages speech production.
Question 5 of 5
The limbic association area, involved in emotional responses and memory formation, is found in the:
Correct Answer: C
Rationale: The limbic system, including temporal lobe areas (e.g., hippocampus), handles emotions and memory.