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Pathophysiology Terms
ISU PA
10
Pathology
Graduate
09/01/2010

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Term
Etiology
Definition
cause of disease
Term
PATHOGENESIS
Definition
underlying mechanisms of disease
Term
HOMEOSTASIS
Definition
maintaining the intracellular environment within a narrow range of physiological parameters
Term
ADAPTATION
Definition
response to stress to preserve viability and function
Term
DISUSE ATROPHY
Definition
decrease in cellular size due to lack of use (eg muscular atrophy due to lack of nervous stimulation)
Term
PRESSURE ATROPHY
Definition
decrease in cellular size due to pressure (eg atrophy in brain cells as a result of a tumor)
Term
METAPLASIA
Definition
uniform changing in cellular phenotype that can be reversible
Term
DYSPLASIA
Definition
non-uniform cange in cellular phenotype
Term
HORMONAL HYPERPLASIA
Definition
increase in the number of cells due to hormonal stimulation
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