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12 Cards in this Set
- Front
- Back
What is cancer?
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A group of diseases characterized by the presence of new cells that grow and spread beyond control.
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What are Neoplastic Tissue Cells?
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New and nearly unlimited growth that robs the host of nutrients and that yields no compensatory beneficial effects.
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What is one main difference between benign tumors and malignant ones?
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Benign tumors usually stay in one place whereas malignant ones tend to spread.
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What are the types of malignant growths?
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Carcinomas, sarcomas, leukemias, and lymphomas
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What are carcinomas?
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Cancers of the epithelial tissue, cells that line the outer and inner surfaces of the body, such as the skin, stomach lining, and mucous membranes.
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What are sarcomas?
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Cancers that arise from cells in connective tissue, such as bone, muscles, and cartilage.
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What are leukemias?
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Cancers that originate in blood or blood forming cells, such as in stem cells in the bone marrow.
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What are lymphomas?
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Cancers of the lymphatic system.
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Why have deaths from cancers gone down recently?
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Improved treatments, and lifestyle changes.
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Which cancers specifically have declining death rates?
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Lungs, breast, prostate, colon and rectum.
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What are some cancers that specifically have increasing death rates?
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Liver, melanoma, and esophagus.
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What are some inherent risk factors for cancer?
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Genetics, age, ethnicity, family history etc.
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