PAT 20A/B Lecture Notes - Lecture 9: Comorbidity, Bowel Obstruction, Neuroblastoma
2 Nov 2017
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Neoplasia/cancer: discuss the epidemiology of cancer and its impact on population health. Cancer is a group of more than 200 disease characterized by uncontrolled and unregulated growth of cells. Decrease: tobacco use, obesity (excessive body weight, sedentary lifestyle (lack of physical activity) Increase: fruits and vegetables, activity (canadian cancer society statistics, 2015, unhealthy eating habits, sun exposure, alcohol intake. Fat cells release cytokines which is toxic to the body: explain the pathophysiological processes of cancer that affect cells and contrast with normal cellular functioning. Includes the period between cell development and the time that actual cell division occurs: mitosis results in production of daughter cells. In normal mature tissues, cell cycling is carefully controlled so that dying cells are replaced without surplus cells being produced: cell proliferation differs in each body tissue. During the resting stage g0, you (cid:272)a(cid:374)(cid:859)t do (cid:373)u(cid:272)h to harm the cells chemo/radiation/drugs are ineffective.
