Cancer

• What is cancer caused by?

  Uncontrolled cell growth and division
• What are the two types of tumors associated with cancer?


  1. Benign:

  • Grows until there's no more room
  • Stays in one place
  • Isn't usually cancerous

  1. Malignant:

  • Grows and spreads to nearby healthy tissues
  • Cells break off and spread through the bloodstream
  • Invades healthy tissues to form secondary tumors
  • Dangerous and can be fatal
• What characterizes benign tumors?


  They grow until there's no more room and stay in one place
• What characterizes malignant tumors?


  They grow and spread to nearby healthy tissues
• Why are malignant tumors considered dangerous?


  They can invade healthy tissues and form secondary tumors
• What are the main risk factors for cancer?

  1. Smoking:

  • Lung cancer
  • Mouth cancer
  • Bowel cancer
  • Stomach cancer
  • Cervical cancer

  1. Obesity:

  • Bowel cancer
  • Liver cancer
  • Kidney cancer

  1. UV exposure:

  • Skin cancer

  1. Viral infection:

  • Hepatitis B and C leading to liver cancer
  • Spread through unprotected sex and sharing needles
• What is the first risk factor for cancer mentioned?

  Smoking
• Which types of cancer are associated with smoking?

  Lung, mouth, bowel, stomach, and cervical cancer
• What is the second risk factor for cancer mentioned?


  Obesity
• Which types of cancer are associated with obesity?


  Bowel, liver, and kidney cancer
• What type of cancer is associated with UV exposure?

  Skin cancer
• What viral infections can lead to liver cancer?

  Hepatitis B and C
• How can hepatitis B and C spread?


  Through unprotected sex and sharing needles
• How do benign and malignant tumors differ in terms of growth and spread?


  Benign tumors grow in one place, while malignant tumors grow and spread to other tissues