Part of blood that clots blood is?

Answer:
The blood coagulation which you are referring to has several stages and types.
The main cells involved directly are thrombocytes, while endothelial cells etc may also play a role.
There are also soluble factors of the blood involved. (see coagulation cascase)

See

http://en.wikipedia.org/wiki/Coagulation
First answer by Sina Falahati. Last edit by Sina Falahati. Contributor trust: 1 [recommend contributor recommended]. Question popularity: 0 [recommend question].