Question

precautions while doing blood test

Answer 1

1: while doing the activity we have to be careful
2:we should not hurt much with needle
3:we should clean the slide neatly and during experiment we should not touch it
4: be careful with the searums and should not add more than 5ml of eat searum
5: we should keep only one drop of blood in one circle. More blood will mix up whole and we will not be able to find the blood group

Answer 2

The first thing is that we should be carefull about the needle .secondly we should clean it neatly