Human blood

» Blood is a fluid connective tissue.
» The quantity of blood in the human’s body is 7% of the total weight.
» This is a dissolution of base whose pH value is 7.4.
» There is an average of 5 – 6 litters of blood in human body.
» Female contains half liter of blood less is in comparison to male.
Blood is consist of two parts :
1. Plasma 
2. Blood corpuscle