chapter20no

chapter20no - Reducing Your Risk of Cancer Beth McNeill M.S...

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Reducing Your Risk of Cancer Beth McNeill M.S. Lecturer Department of Health and Kinesiology
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Cancer Statistics Over one million people get cancer each year 1 out of every 2 American men 1 out of every 3 American women Approximately 77% of cancers are diagnosed in people 55 years or older Second leading cause of death in U.S.
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What is Cancer? Out-of-control growth of abnormal cells Damaged DNA within the cell Mass of cells = tumor TERMS Benign -not cancerous Malignant - cancerous cells Neoplasm -abnormal development of cells that may be harmless or cancerous Metastasize - spread of cancer to distant parts of the body
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7 Warning Signs: CAUTION C hange in bowel or bladder habits A sore that does not heal U nusual bleeding or discharge T hickening or lump in the breast or elsewhere I ndigestion or difficulty in swallowing O bvious change in a wart or mole N agging cough or hoarseness
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Four Classifications of Cancer CARCINOMA (KAR-si-NO-ma) Cancer that begins in the skin or in tissues that line or cover internal organs. SARCOMA A cancer of the bone, cartilage, fat, muscle, blood vessels, or other connective or supportive tissue. LYMPHOMA (lim-FO-ma) Cancer that begins in cells of the immune system. Two basic categories: -Hodgkin’s lymphoma -non-Hodgkin’s lymphomas LEUKEMIA (loo-KEE-mee-a) -Cancer that starts in blood-forming tissue such as the bone marrow, and causes large numbers of blood cells to be produced and enter the bloodstream.
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TNM-determining the stage of cancer N = Nodal involvement & range of spread through the lymph nodes (1 to 4) M = Absence or presence of metastases (ratings determined by cancer type)
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Implicated Causes of Cancer Non-Modifiable Age Genetics Modifiable Use of tobacco Proper nutrition Level of exercise Alcohol consumption Chemical exposure Radiation exposure Viruses
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This note was uploaded on 03/26/2008 for the course HLTH 700 taught by Professor Chaney during the Fall '05 term at Texas A&M.

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chapter20no - Reducing Your Risk of Cancer Beth McNeill M.S...

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