a AlAhmed AlAhmed 4 éve
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Protecting Against Diseases
Protecting Against Diseases
White Blood Cells
Natural Killer Cell
Neutrophil
Macrophage
Immune Response
Non Specific
Protein Activation: interferons
Inflammation: histamine
Fever: high body temperature
Specific
Two-Part Assault
Antigens
Body's Protection Mechanism
Mucous Membrane: sticky fluid mucus
Skin: oil and sweat
Pathogens Enter The Skin
Airborne -> respiratory system
Cuts and abrasions
Pathogens
Disease-causing microorganisms Ex: COVID-19, HIV