Multiple choice

Methods of pain control are

  1. blocking the pathway of painful impulses

  2. raising the pain threshold

  3. preventing pain reaction by cortical depression

  4. all of these
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The first method affects pain perception where as the 3rd method affects pain reaction. The 2nd method is affected by both pain perception and reaction, indicating the dual nature of pain.

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