The Following Are Ways That Opioids Can Interupt Pain Signalling

question 108

Multiple Choice

The following are ways that opioids can interupt pain signalling except:

• A) opioid receptors are found on pain fiber terminals.
• B) activation of opioid receptors in the spinal cord inhibit the release of substance P.
• C) endogenous opioid levels increase in periaqueductal gray.
• D) neurons release endogenous opioids in the medulla.

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Definitions:

Smooth Muscle

A type of muscle tissue which is non-striated, involuntary, and found within the walls of internal organs such as the stomach, intestines, and blood vessels.

Cardiac Muscle

Cardiac muscle is a specialized form of striated muscle found exclusively in the heart, characterized by interconnected cells that contract to pump blood throughout the body.

Contraction

The process of muscle fibers shortening and generating force, often resulting in movement of parts of the body.

Cardiac Muscle

A specialized form of striated muscle occurring in the hearts of vertebrates, responsible for its contraction.