What ion is necessary to cause the release of neurotransmitters from the synaptic vesicles?

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Medical Surgical Neurology Questions

Question 1 of 5

What ion is necessary to cause the release of neurotransmitters from the synaptic vesicles?

Correct Answer: B

Rationale: Calcium influx triggers vesicle exocytosis, releasing neurotransmitters. [Level: Knowledge]

Question 2 of 5

Identify the function of the thalamus:

Correct Answer: A

Rationale: The thalamus relays sensory signals to the cortex. B/C are hypothalamic roles. [Level: Knowledge]

Question 3 of 5

There are ____ cranial nerves and ___ spinal nerves:

Correct Answer: B

Rationale: 12 pairs of cranial nerves, 31 pairs of spinal nerves (8C, 12T, 5L, 5S, 1Co). [Level: Knowledge]

Question 4 of 5

The corpus callosum is a:

Correct Answer: B

Rationale: The corpus callosum connects the cerebral hemispheres. [Level: Knowledge]

Question 5 of 5

Which of the following generally acts to conserve energy?

Correct Answer: D

Rationale: Parasympathetic system promotes 'rest and digest,' conserving energy. [Level: Knowledge]

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