The Gating Action Proposed in the Gate-Control Theory of Pain

question 157

Multiple Choice

The gating action proposed in the gate-control theory of pain apparently relies on:

• A)small fibers that inhibit nervous system activity and close the pain gates
• B)large fibers that inhibit nervous system activity and open the pain gates
• C)large fibers that produce nervous system activity and close the pain gates
• D)the release of serotonin that inhibits nervous system activity and closes the pain gates

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