B3- Bacterial diseases and preventing disease

• What are the symptoms of food poisoning caused by bacteria?

  Symptoms include nausea, vomiting, and diarrhea
• How can food become contaminated leading to food poisoning?

  By being prepared in unhygienic conditions
• What type of bacteria causes food poisoning?

  Salmonella
• What is one method to control the spread of Salmonella?

  Vaccination of poultry and turkey
• What is a sexually transmitted disease (STD)?


  An infection passed on by sexual contact
• What bacterium causes gonorrhea?


  Neisseria gonorrhoeae
• What symptom is associated with gonorrhea during urination?

  Pain when urinating
• What type of discharge is a symptom of gonorrhea?

  A thick yellow or green discharge
• Why has penicillin become less effective for treating gonorrhea?

  Because strains of the bacteria have become resistant
• What are the methods to reduce or prevent the spread of disease?

  1. Being hygienic: Wash hands thoroughly.
  2. Destroying vectors: Use insecticides or destroy habitats.
  3. Isolating infected individuals: Prevents disease transmission.
  4. Vaccination: Reduces likelihood of infection.
• How can simple hygiene measures prevent the spread of disease?

  By stopping the infection of another person
• What is the purpose of isolating infected individuals?

  To prevent them from passing the disease to others
• What are two methods to prevent the spread of gonorrhea?

  Using antibiotics and barrier methods of contraception
• What is the benefit of vaccination against communicable diseases?

  It reduces the likelihood of developing the infection