Cancer (Grade 10 NSC Matric Life Sciences): Flashcards
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10 cards from this deck
Definition of cancer
Definition of cancer
Uncontrolled cell division → abnormal tissue growth
Cancer is disease of...
Cancer is disease of...
Mitosis (cell division)
Cancer cells & stop signals
Cancer cells & stop signals
Don't respond to stop signals, keep dividing
Cancer cells & blood vessels
Cancer cells & blood vessels
Stimulate new blood vessel growth to tumour
Metastasis meaning
Metastasis meaning
Cancer cells spreading to other body parts
Benign vs malignant key difference
Benign vs malignant key difference
Malignant spreads; benign stays in one place
Carcinogens
Carcinogens
Substances causing cancer by damaging DNA
3 examples of carcinogens
3 examples of carcinogens
Cigarette smoke, UV light, radiation
How chemotherapy works
How chemotherapy works
Uses drugs toxic to rapidly dividing cells
Cancer prevention methods
Cancer prevention methods
Avoid smoking, limit alcohol, exercise, sun protection