00:01
Why do you have to follow the order of draw? so basically this is how you draw the blood and put it into each of the collection tube.
00:11
So the common order of draw start out with blood culture and then followed by coaggulation tube.
00:31
And the next one will be serum tube, which one, the serum, and then the haperine in that order.
00:48
So the next one will be edta, as you can see.
00:53
So there is an order which tube you go first when you draw the blood.
00:59
This is because each tube contain different additive.
01:03
And you do not want to switch the order so that the additive of one tube is going to get into the other tube, which will affect the result.
01:10
So the order's purpose is prevent additive.
01:29
Contamination to the next tube.
01:36
So let's take an example.
01:38
The coagulation tube contains anti -coagulant, which prevent the blood from clotting.
01:47
Well, the serum tube you want blood to actually clot, because you want a serum...