1. Immune System
ch. 43

2. Nonspecific Responses
Plants
Invertebrates
Vertebrates

3. Vertebrates Macrophages
A type of white blood cell that engulfs any pathogen

4. Specific Response
Mammals

5. Cell Mediated Cytotoxic T Cells
A type of white blood cell that searches for cells already infected with a pathogen and are presenting an antigen on the membrane to destroy

6. Humoral Response B cells
A type of white blood cell that produces antibodies

7. Antibody
A “Y” shaped protein with part of the pathogen attached

8. Contact Communication
Helper T-cells
A type of white blood cell that makes contact with a macrophage to detect the antigen
Responds by activating
B cells
Macrophages
Cytotoxic t cells

9. Kurzgesagt Immune System

10. Crash Course Immune System

11. Bozeman Immune