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black16 - Nonspecific Host Defenses Nonspecific Host...

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Nonspecific Host Defenses
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Nonspecific Host Defenses Nonspecific resistance (constitutive defenses) Prevention of entrance to the body Physical barriers skin barrier mucous membranes one-way valves Removal by washing washing eyes washing mouth washing respiratory tract washing urogenital tract Chemical barriers antimicrobials of the skin lysozyme made by the body gastric juices Inhibition within the body --- leukocytosis phagocytosis systemic filtering inflammation & fever interferon complement Specific resistance (next chapter) Cellular arm of the immune system --- --- Antibodies --- ---
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Nonspecific Host Defenses
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Prevention of Entrance Physical Barriers Skin Mucous membranes Blood clotting Movement Out of Body Bleeding Urinating Vomiting Diarrhea Chemical Defenses Lysozyme in tears, sweat, and saliva Low gastric pH
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Physical Barriers
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Blood Clotting
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Inhibition within the Body Chemical Defenses Movement Out of Body Chemical Defenses
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