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Circulatory / Immune system (Pathogen Defence (First Line of Defence…
Circulatory / Immune system
Pathogen Defence
Second Line of Defence / Inflamatory Response
Non-Specific Immunity
Macrophages
Neutrophils
Chemotaxis & Phagocytosis - The processes by which phagocytes enter tissues, and eliminate pathogens respectively
Monocytes
Lymph - A fluid similar to the blood plasma present throughout the Lymphatic System
Third Line of Defence
Specific Immunity
Lymhpocytes
T-Cells
Suppressor T-Cells - Reign in Killer T-Cells to make sure that they do not destroy any healthy cells
Helper T-Cells - Alert and call Phagocytes when they encounter foreign bodies
Killer T-Cells - Destroy infected cells to prevent the spread of a pathogen
B-Cells
Memory B-Cells
Display Antibodies to alert Phagocytes if they encounter the same pathogen a second time
Plasma Cells
Produce free-floating Antibodies to bind to...
Antigens - Outer proteins of a pathogen that identify it specifically
First Line of Defence
Tears
Stomach Acid
Eyelashes
Skin
Cilia
Tissue Repair
Platelets - breakdown to lead to the synthesis of...
Thrombin - Protein that aids in the blood clotting process
Circulation
Blood Plasma - Transports proteins, blood cells, and dissolved salts / gases through the bloodstream
Erythrocytes (Red Blood Cells)
Hemoglobin binds to oxygen so that the body can create energy via cellular respiration