Antibiotics

• What are some examples of diseases caused by bacteria?

  Salmonella food poisoning and gonorrhea
• Why were many people dying from bacterial diseases until the 1940s?

  Because there were no effective treatments available before antibiotics
• What was the first antibiotic discovered?

  Penicillin
• How do antibiotics like penicillin work in the human body?

  They kill infected bacteria without harming body cells
• What is antibiotic resistance?

  When bacteria evolve and are no longer killed by antibiotics
• Why is antibiotic resistance considered a serious problem?

  It may lead to bacterial diseases becoming difficult to treat in the future
• Why are doctors careful when prescribing antibiotics?

  They use specific antibiotics to treat specific bacteria
• Can antibiotics kill viruses?

  No, antibiotics cannot kill viruses
• Why won't doctors prescribe antibiotics for conditions that may be caused by a virus?

  Because antibiotics are ineffective against viruses
• What type of drug do doctors prescribe to treat symptoms of a disease?

  Painkillers
• How do painkillers work in relation to pathogens?

  Painkillers relieve pain but do not kill pathogens
• Why is it difficult to develop drugs that kill viruses?

  Because viruses live and reproduce inside human cells
• What will you find plenty of questions on in the vision workbook mentioned?

  Antibiotics
• What are the key points about antibiotics that need to be learned?

  • Antibiotics treat bacterial infections
  • They are specific to certain bacteria
  • Antibiotics cannot kill viruses
  • Painkillers treat symptoms but do not kill pathogens
• What are the implications of antibiotic resistance?

  • Bacterial diseases may become difficult to treat
  • Increased risk of severe infections
  • Potential for higher healthcare costs
  • Need for alternative treatments