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Pathophysiology Study Set 3
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Pathophysiology Study Set 3
Medicine
Quiz 11 :
Biology of Cancer
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Quiz 11 :
Biology of Cancer
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Anaplasia is recognized by loss or organization and a marked increase in nuclear size.
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True False
Q01
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Some tumors initially described as benign can progress to malignant tumors.
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Q02
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Cancer is predominantly a disease of aging.
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A hallmark of cancer cells is their immortality.
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For the function of tumor suppressor genes to be lost,only one chromosome (allele)of the gene must be inactivated.
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Most cancers must acquire mutation in six distinct areas: growth signals,antigrowth signals,evading apoptosis,replicating ability,angiogenesis,and invasion and metastasis.
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There is no current evidence that associates obesity with cancer formation.
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An increased number of sexual partners has been shown to be related to the incidence of cervical cancer.
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There appears to be no relation between the incidence of melanoma and age at the time of exposure to excessive UV radiation.
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The term "neoplasm" can refer to a benign tumor.
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Which are cancers arising from connective tissue tissues?
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Carcinoma refers to abnormal cell proliferation originating from which tissue origin?
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What are characteristics of cancer in situ?
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Cells from a muscle tumor show a reduced ability to form new muscle and appear highly disorganized.This is an example of:
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What are tumor cell markers?
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How are tumor cell markers used?
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Intestinal polyps are benign neoplasms and the first stage in development of colon cancer.These findings support the notion that:
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What is autocrine stimulation?
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What is apoptosis?
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Many cancers create a mutation of ras.What is ras?
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