Pain Transduction Begins When Which of the Following Occurs

question 24

Multiple Choice

Pain transduction begins when which of the following occurs?

• A)Pain travels on the nociceptor to the spinal cord.
• B)Local tissue injury causes release of chemical mediators of inflammation.
• C)The pain impulse reaches the brain, to respond with a variety of actions.
• D)The pain impulse reaches the spinal cord to pass messages to neurons.

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Definitions:

Lumbar

Referring to the lower part of the spine or the lower back region.

Thoracic

Pertaining to the chest region or the thorax, which houses the heart and lungs among other organs.

Sacrum

A large, triangular bone at the base of the spine, forming the upper part of the pelvic structure.

Axial Skeleton

Constitutes the central core of the human skeleton, comprising the skull, vertebral column, and rib cage.