7 fever

8 Once you get a paper cut, the body issues an inflammatory reaction in order to prevent infection. 1st stage is Tissue damage --the paper cuts the skin and the bacteria is introduced. 2 Chemical signals are released. Mast cells release histamines, prostaglandins, and cytokines. Histamine does vasodilation to vessels. 3 Vasodilation increases the blood flaw. 4 swelling happens 5 WBC and neutrophils attack bacteria by phagocytosis. 6 Macrophages eat dead neutrophils 7 clotting occurs 8 new epithelial cells grow. Skin repair happens.