X-rays & Gamma Rays

• What are the two types of rays discussed in the video?

  X-rays and gamma rays
• What is the main use of x-rays?

  To view the internal structure of objects
• How does a typical x-ray machine work?

  It fires x-rays through the body and records them
• Why do x-rays pass through certain body parts?

  They are absorbed by dense materials like bones
• What color do dense areas like bones appear in x-ray images?

  White
• What is the risk associated with x-ray exposure?

  It gives a small amount of radiation
• Why do medical staff wear lead aprons during x-ray procedures?

  To protect themselves from x-ray exposure
• What is one use of gamma rays in medicine?

  To treat cancer through radiotherapy
• How do gamma rays help in sterilization?

  They kill microorganisms without causing damage
• What is a disadvantage of using boiling water for sterilization?

  It can damage materials like plastic
• How do gamma rays affect food during sterilization?

  They kill harmful microbes without altering food
• What trade-off must be considered when using x-rays and gamma rays in medicine?

  They can damage cells but help diagnose diseases
• What is the potential consequence of ionizing radiation from x-rays and gamma rays?

  It can lead to cancer in rare cases
• What are the benefits of using x-rays and gamma rays in medicine?

  • Quick and cheap tests
  • Help diagnose and treat diseases
  • Effective in viewing internal structures
  • Sterilize medical equipment and food safely
• What are the risks associated with x-ray and gamma ray exposure?

  • Small radiation dose to patients
  • Potential cell damage leading to cancer
  • Higher risk for medical staff
  • Need for protective measures like lead aprons