1. Lymphocytes
1.1. B Cells ( Humoral Immunity )
1.1.1. Produce antibodies.
1.2. T Cells ( Cellular Immunity )
1.2.1. Helper T-Cells
1.2.1.1. - Help B cell produce antibodies. - Help other immune cell.
1.2.2. Cytotoxic T-Cells
1.2.2.1. - Kill infected cells. - Cancer cells.
2. LYMPHATIC SYSTEM
2.1. moves
2.1.1. Fluid in the body
2.1.1.1. Through
2.1.1.1.1. Lymph Vessels
2.1.1.2. Located nearby
2.1.1.2.1. Lymph nodes
3. IMMUNE SYSTEM
3.1. Immunity: The development of specific resistance to infection is called immunity.
3.2. Antigen: Molecules from a pathogen or foreign organism that provoke a specific immune response.
3.3. Pathogens,: Damage from foreign substances, and harmful chemical.
4. Macrophages
4.1. - Phagocytic cells
4.1.1. Phagocytosis (process)
4.1.1.1. -Engulf foreign debris/microbes.
5. Function
5.1. - To drain away protein-containing fluid that escapes from blood capillaries into tissue space. - Transport fats from digestive tract to the blood. - To produce immunities.
6. Lymph Organs
6.1. Tonsils
6.1.1. 3 groups: - The pharyngeal/adenoids - The palatine tonsils - The lingual tonsils
6.2. Spleen
6.2.1. -Produce lymph chyle/filter. -Store blood.
6.3. Thymus Gland
6.3.1. - T cells. - Lymphocyte production and maturation. - Protect against foreign substances and harmful micro-organisms.
6.4. Payer's Patches
6.4.1. - Known as aggregated lymphatic follicles. - Found in the walls of the small intestines. - Resembles tonsils. - Destroy bacteria.