Blood

carriers og nutrients, gases and waste.

2 parts

1. Plasma


2. Formed elements

• Red blood Cells


• Platelets


• White Blood Cells

White Blood Cell :

1. Polymorphonuclear granulocytes

• Neutrophils - immune defense


• Eosinophils - defense against parasites


• Basophils - involved with allergic reaction

2. mononuclear cells

• Monocytes - immune defense (phagocytes)


• Lymphocytes - unique cells