Lesson 2 Communicable diseases

  • bacterium (e.g. salmonella)
  • fungus (e.g. Candida albicans)
  • virus (flu virus)
  • other microorganisms
  • Inhalation (breathing)
  • Ingestion (eating)
  • Direct contact (blood, touch)
  • Sexual intercourse

Preventing their entrance is the most important step

Respiratory diseases

  • The pathogen lives and multiplies in the lungs of a sick person
  • Can be transmitted mostly through coughing, sneezing, talking and laughing.
  • Symptoms include cough, sneezing, stuffy or runny nose, sore throat, headaches, muscle aches, breathlessness, and high temperature.

Strep throat

Common cold

Flu

Covid-19

Diseases you might be interested in reading more…

For more information on Hepatitis visit page 17 on the supported document

For more information on Measles and its vaccine (MMR) visit page 19 on the supported document

For more information on Aids or HIV visit page 18 on the supported document

For more information on Tetanus visit page 18 on the supported document