The blood which flows through the arteries and
veins of your body contains many different materials
and Cells. Each part of the blood has its own special
work and importance
There is, first of all, the liquid part of the blood.
makes up a little more than half the blood.It is light
yellow and a little thicker than water because many
substances are dissolved in it.
what are some of these substances ? Proteins,
antibodies that fight disease, fibrinogen that helps the
blood to clot, carbohydrates,fats,salts,in addition to the blood
cells.