An anti-coagulant is a substance that prevents the clotting of blood. From which animal is the anti-coagulant called Hirudin used in modern medicine, extracted?
A
Wasp
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B
Spider
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C
Scorpion
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D
Leech
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Solution
The correct option is C Leech
Hirudin is an anticlotting agent that prevents blood clots from traveling through the bloodstream to clog up a vessel.
It is the main chemical in the secretion of leeches that allows them to suck out blood freely from the body after they attach to the skin.