Communicable disease

• What are microorganisms?

  Tiny organisms including bacteria, viruses, protists, fungi
• What are pathogens?

  Microorganisms that can cause disease
• How can pathogens spread?

  From person to person
• What are communicable diseases?

  Diseases caused by pathogens that spread
• Which organisms can be affected by communicable diseases?

  Both animals and plants
• What are the four types of pathogens?

  • Bacteria
  • Viruses
  • Protists
  • Fungi
• How do airborne pathogens spread?

  Through tiny droplets expelled when coughing or sneezing
• How is cholera spread?

  By drinking contaminated water
• What type of disease is cholera?

  A bacterial disease
• How is Salmonella bacteria spread?

  By eating contaminated food, especially chicken
• What is athlete's foot?

  A fungal infection of the skin
• How is athlete's foot commonly spread?

  By walking barefoot on contaminated surfaces
• What are common hygiene practices to prevent disease spread?

  • Wash hands after using the bathroom
  • Wash hands before preparing food
  • Clean cooking items like knives and boards
• What are vectors in the context of pathogens?

  Organisms that transport the pathogen
• How can we kill insect vectors?

  By spreading insecticides
• What is the best way to prevent pathogen spread?

  Vaccinate everybody
• What happens if vaccination fails and someone catches a disease?

  They can be isolated or quarantined
• What are the three ways pathogens can spread?

  1. Through the air
  2. Through contaminated food or water
  3. Through direct contact
• What are the four methods to reduce pathogen spread?

  1. Maintain hygiene
  2. Kill vectors
  3. Vaccinate people
  4. Quarantine individuals
• What does Cognito track for users?

  Progress and study materials