Bacteria

• What is a common misconception about bacteria?

  Most bacteria are not related to disease.
• How do most bacteria benefit humans?

  They help break down food in our intestines.
• What is the size comparison between bacteria and human cells?

  Bacteria are about 100 times smaller than human cells.
• Why do bacteria replicate rapidly in our bodies?

  Because of the good food supply available.
• What can bacteria produce that makes us feel ill?

  They can produce toxins that damage our cells and tissues.
• What disease is caused by salmonella bacteria?

  Food poisoning.
• How can salmonella be transmitted?

  By eating contaminated food, especially chicken.
• What is the vaccination requirement for chickens in the UK regarding salmonella?

  Most chickens have to be vaccinated against salmonella.
• What are the common symptoms of salmonella infection?

  Fever, stomach cramps, vomiting, and diarrhea.
• How long does a salmonella infection typically last?

  Generally, it passes by itself within a week.
• What should a person do if they catch salmonella?

  Stay well hydrated and have a sick bowl close by.
• What type of disease is gonorrhea?

  It is a sexually transmitted disease (STD).
• How is gonorrhea transmitted?

  Through sexual contact, such as unprotected sex.
• What are the main symptoms of gonorrhea?

  Pain when urinating and a thick yellow-green discharge.
• What are the two categories to consider for any disease regarding gonorrhea?

  • Prevention: Avoiding unsafe sex and using barrier methods like condoms.
  • Treatment: Previously treated with penicillin, but now resistant strains require rarer antibiotics.
• Why is penicillin no longer effective for all gonorrhea cases?

  Many strains of gonorrhea have become resistant to penicillin.
• What is the common treatment for gonorrhea now?

  Rarer and more expensive antibiotics.
• What are the two bacterial diseases discussed in the material?

  • Salmonella (causes food poisoning)
  • Gonorrhea (a sexually transmitted disease)