Action of tannic acid is_______________?
Correct answer: B. Astrigent
- A. Blood coagulant
- B. Astrigent
- C. Styptic
- D. All of the following
Explanation
Tannic acid precipitates surface proteins, producing an astringent effect that contracts tissues and reduces secretions. This effect also helps it act as a styptic, but its primary classification is astringent.
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