Practice Quiz

PTA Physical Therapy Assistant

Category - Therapeutic Modalities

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What is the physiologic effect of shock at 100 - 200 mA?
  1. Imperceptible
  2. Tingling sensation
  3. Tissue burning
  4. Cardiac and respiratory arrest
Explanation
Answer: D - Cardiac and respiratory arrest could occur due to shock at 100 - 200 mA.

Shock occurring at less than or equal to 1 mA is called microshock.

If the shock occurs at more than 1 mA is called macroschock.

At 0- 1 mA shock effect is imperceptible.

At 1- 15 mA shock gives tingling.

At >200 mA shock causes tissue burning.
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