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B5 Communicable Diseases - Coggle Diagram
B5 Communicable Diseases
Controlling the Spread
Isolation
Controlling vectors
Hygiene- hand washing, disinfecting, etc
Vaccination
How Pathogens are Spread
By air
Unhygienic food preparation
By water
Vector
Direct contact
Types of Pathogens
Fungus
Rose black spot
Virus
Measles, HIV, TMV
Bacteria
Salmonella, Gonorrhoea
Protist
Malaria
Bacteria vs Viruses
Viruses
Smaller than a cell
All are harmful
Bacteria
Living organism
Single celled
A minorirty are harmful
Have a regular shape
Preventing Infections
Antiseptic- living surfaces
Antibiotics- inside the body
Disinfectant- non living surfaces
Factors that Affect Bacterial Growth
pH
Presence of contaminants
Oxygen levels
Availability of nutrients
Temperature
White Blood Cells
Lymphocytes
Memory lymphocytes
Phagocytes