Communicable disease

• What are microorganisms?

  A group of tiny organisms
• Name four types of microorganisms.

  Bacteria, viruses, protists, fungi
• What are pathogens?

  Microorganisms that can cause disease
• How can pathogens spread?

  From person to person
• What are diseases caused by pathogens called?

  Communicable or infectious diseases
• Which organisms can pathogens affect?

  Both animals and plants
• What are the three main ways pathogens spread?

  • Through the air
  • Through contaminated food or water
  • Through direct contact
• How do airborne pathogens spread?

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

  By drinking contaminated water
• What type of food is commonly associated with salmonella?

  Contaminated chicken
• How is athlete's foot spread?

  By walking barefoot on contaminated surfaces
• What is a common hygiene practice to prevent disease spread?

  Washing hands after using the bathroom
• What are vectors in the context of pathogens?

  Organisms that transport the pathogen
• What is a common method to kill insect vectors?

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

  Vaccinate everybody
• What happens if someone catches a disease?

  They may be isolated or quarantined
• When do we typically quarantine individuals?

  For serious diseases that harm others
• What measures can reduce the spread of pathogens?

  • Maintain hygiene
  • Kill vectors
  • Vaccinate people
  • Quarantine infected individuals
• What will be covered in the next three videos?

  Details on the four types of pathogens