Cancer: Tumours and Risks
Cancer is the result of changes in cells that lead to uncontrolled growth and division.
Can you explain how a secondary tumour forms?
What is Cancer: Tumours and Risks?
"Cancer is the uncontrolled growth and division of cells that results in the formation of a tumour."
Which answer best completes the statement? ____ tissue is made of hollow tubes that transport water
A student thinks that stents are used to thin the blood. Why is this incorrect?
Choose the correct option to complete the statement. Enzymes have an ____ that fits a specific substrate
Which answer best completes the statement? Proteases break down proteins into ____
Tumours and Metastasis
Benign tumours: Growths of abnormal cells contained in one area, usually by a membrane.
Malignant tumours: Cancerous cells that invade neighbouring tissues and spread in the blood.
Metastasis: Malignant cells forming secondary tumours in other organs.
Risk factors: Include smoking, obesity, UV exposure, and viral infections.
Some cancers also have a strong genetic component, such as certain breast cancer genes.
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