L. Bavolek's chapter 6 presentation

1. Chapter 6:
Blood and the Lymphatic
and Immune Systems
Lindy Bavolek

2. Phagocytosis (page 171)
 The process of engulfing or ingesting
material
 Several types of white blood cells function
by engulfing bacteria
 Critical for the control of bacteria within the
body

3. Phagocytosis

4. Sarcoidosis (page 189)
 Inflammatory disease of the lymph system
in which fibrous lesions appear
 Disease is of unknown cause
 Lesions commonly appear in the liver, skin,
lungs, lymph nodes, spleen, eyes, and
small bones of the hands and feet

5. Sarcoidosis
Before and after picture

6. Hodgkin’s Disease (page 189)
 Cancer of the lymphatic cells found in
concentration in the lymph nodes
 Also called Hodgkin’s lymphoma
 Named after Thomas Hodgkin, a British
physician, who first described it

7. Hodgkin’s Disease
A normal cell compared to an abnornal cell
in a patient with Hodgkin’s disease