MDC2 EXAM 1 (review 1) QUESTIONS & ANSWERS RATED 100% CORRECT!!

MDC2 EXAM 1 (review 1) QUESTIONS & ANSWERS RATED 100% CORRECT!! Seven warning signs of cancer Changes in bowel/bladder habits, A sore throat that does not heal, Unusual bleeding/discharge, Thickening or lump in breast or elsewhere, Indigestion or difficulty swallowing, Obvious change in wart/mole, Nagging cough/hoarseness. Initiation Change in gene expression leading to loss of cellular regulation. Excessive cell division Cancer development stages of malignancy initiation, promotion, progression, metastasis Promotion Enhanced growth of an initiated cell by substances known as promoters Promoters can be hormones, proteins (insulin and estrogen) Progression Continued change of a cancer making it more malignant over time metastasis Cancer cells move from the primary location and establish remote colonies. Cancer classification Cancers are classified by type of tissue from which the arise Solid tumors: associated with the organ where they develop Hematological cancers: Originate from blood cell-forming tissues such as leukemia, lymphoma, and myelomas Cancer prevention primary Avoidance of known/potential carcinogens Ex: Teach adults to use skin protection during sun exposure Ex: Eliminate Modifying associated