Every 100 mL of blood of a healthy individual has
A healthy individual has 12-16 gms of haemoglobin in every 100 ml of blood.
A healthy adult man on an average has;
5 millions to 5.5 millions of RBCs mm–3
6000-8000 mm–3 leucocytes and
1,500,00-3,500,00 platelets mm–3 of platelets.