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SNC2D Biology: Cycle 2 Cancer: Prevention, Diagnosis, and Treatment 1. Prevention: Cancer Screening Means checking for cancer even if there are _______________________ Pap Test o checks for ________________________ o starts around age _____ Breast self examination PSA test o For ______________________ Mole Observation o ABCD – write what this stands for below o Reducing your risk Lifestyle Choices Avoid smoking Healthy diet Exercise 2. Diagnosis Imaging Colonoscopy o Endoscopy of the __________ ________ ________ _________________ Examining cells Obtained if medical tests show any _________________________ Blood or a sample of tumour cells is removed ___________________ and examined under a ____________________. SNC2D Biology: Cycle 2 3. Treatment Options Depend on the ___________ of cancer Treatments can include chemotherapy, radiation, surgery or a combination of these. Chemotherapy Cancer cells grow in an uncontrolled way. Chemotherapy drugs __________ or even __________ the cancer cells from growing, multiplying or spreading to other parts of your body. Chemotherapy is a ___________________treatment affecting the whole body, so __________________ can also be damaged. This damage to healthy cells causes ______________________. The damage is mostly temporary and the healthy cells will repair themselves. Radiation is the use of a certain type of _____________ (radiation) from xrays or gamma rays, to destroy cancer cells. Radiation in high doses _____________ cells in the area being treated by damaging the _______ in their genes, making it impossible for them to ________ and ______________. During radiation therapy, both __________________ (which are growing in uncontrolled way) and ______________________ are affected, but most healthy cells can ____________ themselves afterwards Biophotonics Uses ____________________ to detect and treat cancer Very sensitive Pioneered at ______________ Fewer side effects than radiation. The goals of therapy are to: Destroy the cancer Chemotherapy, by itself or with another treatment, is given to ___________ cancer cells in the body. Shrink a tumour before other treatments Sometimes chemotherapy is given to ___________ a tumour before surgery or radiation therapy Destroy cancer cells after other treatments Chemotherapy is often given in addition to surgery or radiation treatment to destroy cancer cells that may have been ___________ by the surgery or radiation. Read more: http://www.cancer.ca