Health and Husbandry- Immunity 0.0 / 5 ? AllImmunity All LevelsAll boards Created by: sophie.richards4Created on: 06-12-17 16:23 Define Immunity The body mechanism for protection against infectious diseases. 1 of 22 Define Acute Acute=Sudden onset 2 of 22 Define Chronic Chronic= Long term 3 of 22 What is the immune system made up of? A network of cells, tissues and organs 4 of 22 What is acquired immunity? It is immunity that is gained 5 of 22 What is innate immunity? It is natural immunity, that is not deliberate 6 of 22 What is artificial immunity? It is immunity that is deliberate 7 of 22 What are 3 types of physical barrier? 1). Skin 2).Stomach acid 3).Mucous membranes 8 of 22 What are 3 types of non-specific leukocytes 1). Neutrophils 2).Basophils 3).Eosinophils 9 of 22 Give 2 types of specific leukocytes T cells and B cells 10 of 22 What does non specific mean? The leukocyte will respond to any antigen 11 of 22 What does specific mean? The leukocyte will respond to specific antigens 12 of 22 Define antigen An antigen is a foreign substance, which induces an immune response in the body 13 of 22 What is the main role of a Neutrophil? Engulf and kill pathogens 14 of 22 What is the main role of a Macrophage? Ingesting foreign particles and clean up pus (dead leukocytes) 15 of 22 What is the main role of a Basophil? Carry Histamine- important for causing inflammation 16 of 22 What is the main role in Eosinophils? Focus of parasites in skin and lungs 17 of 22 What is the main role of Lymphocytes? Handle most bacterial and viral infections 18 of 22 What is the main role of a T- cell (Lymphocyte)? Cell mediated response (attack infected cells) and work with macrophages 19 of 22 What is the main role of a B-cell (Lymphocyte)? Humoral response (release antibodies into the bodies fluid) and the antibodies attack invading micro-organisms 20 of 22 What is the main role of Natural killer cells? Kill any cell. Part of the innate immunity 21 of 22 What is the main role of antibodies? Attack invading micro-organisms 22 of 22
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