Cancer

• What are the two types of tumors mentioned?

  Benign and malignant tumors
• What is a benign tumor?

  Growth of abnormal cells in one area
• How do benign tumors behave in the body?

  They do not invade other parts of the body
• What distinguishes malignant tumors from benign tumors?

  Malignant tumors invade neighboring tissues
• What happens to malignant cells once they enter the bloodstream?

  They spread to different parts of the body
• What are secondary tumors?

  New tumors formed from malignant cells
• What is a key risk factor for developing certain cancers?

  Genetic inheritance from parents
• Which cancer is linked to smoking?

  Lung cancer
• What type of cancer is associated with ultraviolet light exposure?

  Skin cancer
• What type of cancer is linked to alcohol consumption?

  Mouth and throat cancer
• What is radon and its effect on health?

  Radon increases lung cancer risk
• How does radon contribute to cancer development?

  It releases ionizing radiation damaging DNA
• What can uncontrolled cell division lead to?

  Cancer development
• What are the risk factors for developing cancer?

  • Genetic inheritance
  • Lifestyle choices (e.g., smoking, alcohol)
  • Environmental substances (e.g., radon)
• What are the characteristics of benign and malignant tumors?

  Benign Tumors:

  • Abnormal cells in one area
  • Do not invade other tissues

  
  

  Malignant Tumors:

  • Invade neighboring tissues
  • Spread through the bloodstream
  • Form secondary tumors