UNMC Patho 2 - Exam 1 Questions and Verified Answers | Passed | A+
Neoplasm : "new growth" tumor neoplasm Does not obey laws : of normal cell growth neoplasm continue to grow : at the expense of the host cancer cells exhibit "autonomy" : independence from normal cellular controls Cancer cells are also "anaplasia" : loss of differentiation or specialization 2 Benign : are NOT called "cancer" - tissue of orgin + "oma" ex benign tumor of fat cells = LIPOMA Malignant : cancer Mal=bad are usually named cell differentiation : the normal process of developing specialized functions and organization undifferentiated, or poorly differentiated : malignant cells grade tumors by differentiated genetic basis of cancer : cancer is caused by mutations in genes genetic events : are the primary basis of carcinogenesis 3 Inherited : when the genetic events occur in germ cells then of course can be transmitted to future generations Mutations occur in : germ cells (gametes) and then becomes inherited as the allele is passed on Non-inherited : when the genetic events occur in somatic cells occur in somatic cells (as cells divide over a person's lifetime
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