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Terminology 2 Patho
Cellular Adaptation Patho
10
Pathology
Undergraduate 1
01/15/2011

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Term
Cellular Adaptation
Definition
Cells adapt to their environment to avoid and protect themselves from injury (cells may adapt by change in size, number and type)
Term
Atrophy
Definition
Decrease in cell size and increasing efficiency
Term
Hypertrophy
Definition
Increase in cell size resulting in the about of function tissue mass due to increase workload
Term
Hyperplasia
Definition
Increase in number of cells (through mitosis) in response to increase workload
Term
Metaplasia
Definition
Damaged or destroyed cells of one type are replaced by cells of another type
Term
dysplasia
Definition
Last adaptive mechanism of cellular response (atypical hyperplasia)
Term
Hypoxia
Definition
Inadequate oxygen
Term
Ischemia
Definition
Failure to transport O2 to cells due to reduced blood supply
Term
Anemia
Definition
Reduction of O2 carrying capacity of blood
Term
Histotoxic
Definition
Impaired use of O2 by cell
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