An Influential Theory for Explaining the Experience of Pain Is

question 170

Multiple Choice

An influential theory for explaining the experience of pain is called the _____ theory of pain, which holds that the sensation of pain is controlled by a series of _____ in the spinal cord.

• A)substance P; neurotransmitters
• B)gate-control; gates
• C)place; gaps
• D)frequency; proprioceptors

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Definitions:

Arachnoid Mater

A delicate membrane, one of the three meninges, located between the dura mater and pia mater, surrounding the brain and spinal cord.

Pia Mater

The delicate innermost layer of the meninges that covers the brain and spinal cord, supporting blood vessels.

Dura Mater

The outermost, thick, and durable membrane of the three layers of the meninges that envelop the brain and spinal cord, providing protection.

Sciatic Nerve

A large nerve that runs from the lower back down the back of each leg, involved in controlling the muscles of the back of the knee and lower leg.