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 body parts
• 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 body parts
• What are secondary tumors?

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

  Genetic inheritance from parents
• 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 cause cancer?

  It releases ionizing radiation damaging DNA
• What are the risk factors for developing cancer?

  • Genetic inheritance
  • Lifestyle choices (e.g., smoking, alcohol)
  • Environmental substances (e.g., radon)
• What is the significance of the membrane in benign tumors?

  It contains the tumor in one area
• What is the outcome of uncontrolled cell division?

  Formation of tumors