Blood is a red colour liquid which circulates in our body. The main components of blood are:
•RBC (Red blood cells)
•WBC (White blood cells), and
•Plasma-It is liquid part of the blood. It contains about 90 percent water. Plasma carries dissolved substances like proteins, digested food, waste products, etc. one part of the body to the other parts.
•RBC : It carries oxygen from the lungs to all the cells of the body.
•WBC : Which blood cells (WBC) protect us from diseases. WBC make a chemical, antibodies which help to fight against infection.
•Platelets : The main function of platelets is to prevent bleeding. Platelets helps in the coagulation of blood (clotting of blood) in a cut or wound.
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