Q. The bleeding of a wound is stopped by the application of ferric chloride because_

A
Ferric chloride seals the blood vessels
B
Blood starts flowing in the opposite direction
C
Blood reacts and a solid is formed which seals the blood vessels
D
Blood is coagulated and the blood vessels are sealed
Solution:

The blood consists of the negatively charged colloidal particles like albuminoid particles and the ferric chloride is positively charged. When ferric chloride solution is applied on wound the colloidal particles surround the solution and form a clot. This causes coagulation of the blood, which stops further bleeding.

Entri Contact Image

Get Expert Advice for Free: Register for Your Free Consultation Now!