Select the Best Description of the Sympathetic Preganglionic Neurons

question 37

Multiple Choice

Select the best description of the sympathetic preganglionic neurons:

• A) cell bodies are in the lateral gray horns of all thoracic and first two or three lumbar spinal segments
• B) axons are unmyelinated
• C) cell bodies are in sympathetic trunk ganglia (vertebral chain ganglia) or prevertebral ganglia
• D) cell bodies are in the brain stem nuclei of the oculomotor (III), facial (VII), glossopharyngeal (IX), and vagus (X) nerves
• E) axons tend to be long

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Definitions:

Disjoint Events

Disjoint events are two or more events that cannot occur simultaneously, indicating there is no overlap in their outcomes.

Nonzero Probabilities

This implies that events or outcomes have a likelihood greater than zero of occurring.

Disjoint Events

Two events that cannot occur at the same time, implying they have no outcomes in common.

P(B)

Represents the probability of the occurrence of event B in probability and statistics.