The Anterior Roots of the Spinal Nerves Contain the

question 62

Multiple Choice

The anterior roots of the spinal nerves contain the

• A)axons of both sensory and motor neurons.
• B)axons of motor neurons.
• C)axons of sensory neurons.
• D)cell bodies of motor neurons.
• E)cell bodies of sensory neurons.

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Definitions:

Myelinated Axon

Nerve fiber having a myelin sheath.

Action Potentials

Rapid, temporary changes in the electrical charge of a cell's membrane, essential for nerve signal transmission.

Reactive Astrocytosis

An adaptive response in which astrocytes, a type of glial cell in the central nervous system, proliferate and hypertrophy in response to injury or disease.

Bipolar

Characterized by two distinct extremes, such as the mood swings seen in bipolar disorder, but also referring to cells with two different poles (e.g., bipolar neurons).