Immune System
A mind map about the immune system.
The immune system is a network of biological processes that protects an organism from diseases.
The immune system is a network of biological processes that protects an organism from diseases.
Tags:
Similar Mind Maps
Outline


Cellular Defense
inflammation, phagocytosis
Neutrophils
phagocytic cell
constitute 70% of circulating WBC
Macrophages
Proffesional phagocytes
Physical Barriers
Skin, Mouth,stomach Intestines, Lungs
Chemical Mediators
Lysozyme, Complements, Lactoferrin, interferons
Complement
Alternative
No Ab needed
Classical
AB needed (IgG, IgM)

Active Immunity
Animal produces its own AB
Persist years
Passive Immunity
Acquisition of immune factors produced in another animal
Persist weeks to months
Cell Mediated Immunity
effector T-Cells
Memory T-cells
TH cells (CD4+)
Recognize antigens on surface of cells
TC cells (CD8+)
Kill tumor, virus-infected cells)
NK cells
Antibody Mediated immunity (HUMORAL)
B-Lymphocytes
Mediated by antibodies
B-memory Cells

Primary Defense mechanism
respond immediately
Not Antigen specific
No Memory

Second line of defense
Require time to respond
Antigen specific
Have Memory





1. Inflamatory Factors C3a C5a
2. Attraction of Phagocytes
3. Enhancement of phagocytic engulfment
4. Lysis of bacteria cell

