Which of the Following Is(are)part of the Fast-Descending Neuronal System

question 1

Multiple Choice

Which of the following is(are) part of the fast-descending neuronal system for pain inhibition?

• A)Rostral ventromedial medulla
• B)Periaqueductal gray
• C)Locus coeruleus
• D)A,B,and C
• E)None of the above

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Definitions:

Autonomic Reflex Arc

A pathway that involves the autonomic nervous system, controlling involuntary functions of the body.

Sensory Neuron

A type of neuron that transmits signals from sensory receptors towards the central nervous system, allowing the body to react to environmental changes.

Integration Center

A region in the nervous system where information is processed and interpreted, usually involving the brain or spinal cord.

Parasympathetic Division

A branch of the autonomic nervous system that conserves energy by slowing the heart rate, increasing intestinal and gland activity, and relaxing sphincter muscles.