Vaccination 0.0 / 5 ? BiologyMicrobes and diseaseGCSEAQA Created by: Mr_MackintoastCreated on: 12-03-17 15:43 What are the chemical and physical barriers? The physical and chemical barriers are Non Specific Defences and Pathogen specific defences 1 of 7 Non specific defences are the most [what?]? Non Specific Defences are the most essential 2 of 7 Pathogen specific defences are the most [what?]? Pathogen Specific Defences are the most controllable. 3 of 7 What are some non specific defences? Inflammation and Ingestion of bacteria and white cells. 4 of 7 What does inflammation do? Inflammation attacts white cells into the tissues. 5 of 7 What are do pathogen specific defences involve? Pathogen Specific Defences involve antibodies as well as t- and b- cells. 6 of 7 What is phagocytosis? Phagocytosis is cell eating. 7 of 7
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