Antibiotics

• What is the primary function of antibiotics?

  To kill infected bacteria inside the human body without harming body cells.
• Why were many people dying from bacterial diseases before the 1940s?

  Because there were no effective treatments for bacterial diseases.
• What is antibiotic resistance and why is it a problem?

  • Antibiotic resistance occurs when bacteria evolve and are no longer killed by antibiotics.
  • It is a problem because it makes bacterial diseases difficult to treat.
• What was the first antibiotic discovered?

  Penicillin.
• How do antibiotics affect bacteria in the human body?

  They kill infected bacteria without harming body cells.
• What led to the development of antibiotic resistance in bacteria?

  Overuse of antibiotics.
• What precautions do doctors take when prescribing antibiotics?

  • Doctors use specific antibiotics to treat specific bacteria.
  • They are careful to avoid overprescribing.
• Can antibiotics kill viruses?

  No, antibiotics cannot kill viruses.
• Why won't doctors prescribe antibiotics for viral infections?

  Because antibiotics cannot kill viruses.
• What is the role of painkillers in treating diseases?

  • Painkillers relieve symptoms by alleviating pain.
  • They do not kill pathogens or treat the disease itself.
• Why is it difficult to develop drugs that kill viruses?

  Because viruses live and reproduce inside human cells.