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7 Cards in this Set
- Front
- Back
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What is neoplasia?
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new growth/ tumor
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What is hyperplasia?
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exagerated response to a stimulus, (increase in cell number)
- this may be reversible - may be found along with hypertrophy |
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What is hypertrophy?
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increase in cell size,sually resulting in increased organs size
-size increases due to increase in structural components of a cell. |
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What is metaplasia?
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ateration of cell differentiation:
- once cell type replaces another cell type - generally occurs in response to an environmental stress - reversible |
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what is dysplasia?
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an abnormal organization of cells, disordered growth.
- a loss in the uniformity of the individual cells as well as a loss in their architectural orientation |
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What are some exampes of hypertrophy?
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- Heart during hypertension
- uterus during pregnancy - breasts during lactation - skeletal muscle during increased work load |
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what are some examples of hyperplasia?
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- lymphnodes during inflammation
- thyroid (goiter) during homone changes -skin (callus) from chronic irritation -prostate when men get older - Prostate |
