- Ferric chloride (FeCl₃) is an astringent and a mild coagulant. - It causes proteins in the blood, such as fibrinogen, to precipitate and aggregate. This forms a gel-like or solid mass that helps to plug the site of bleeding. - This mechanism is similar to how some styptic pencils (which often contain aluminum sulfate or potassium aluminum sulfate) work.
Bleeding is stopped by applying FeCl₃ solution because
Asked in WBCS Main Paper 4 2022 · Topic: Circulatory System (Blood Coagulation and Haemostasis)
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Answer: C. blood is coagulated and seals blood vessel.
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