The immune system
Immunity
Chapter 22 The Lymphatic & Immune Systems. Lymphatic System: Overview Consists of two semi-independent parts A meandering network of lymphatic vessels.
Mechanism of Phagocytosis Figure 21.1a, b Natural Killer (NK) Cells Cells that can lyse and kill cancer cells and virus- infected cells Cells that can.
The Immune System Chapter 43. The Immune System Consists of cells and substances secreted by cells Cells All arise from stem cells (self renewing)
