Details

Title: Cell Injury

Description: mechanisms of cell injury

Total Flash Cards: 12

Created: 09/02/2009 12:43:21

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Additional Pathology Flashcards

Cards in this set:

Term
What are the most vulnerable components of cells?
 Definition
Mitochondria, Cell Membrane, Protein Synthesis, Cytoskeleton, Genetic Apparatus
Term
What enzymes are activated by an influx of Ca?
 Definition
Phospho-lipase, Proteases, ATPases, Endonucleases
Term
Irreversible cell injury
 Definition
-inability to reverse mitochondrial dysfunction
-disturbances in membrane function
(esp. lysosomal membrane)
Term
ROS
 Definition
Reactive Oxygen Species (toxic)
Term
Atrophy
 Definition
decrease in cell size
Term
Hypertrophy
 Definition
increase in cell size
Term
Hyperplasia
 Definition
increase in cell number
Term
Metaplasia
 Definition
change in cell type
Term
Dysplasia
 Definition
atypical hyperplasia, disorderly proliferation of cells
Term
Apoptosis
 Definition
programed cell death
Term
Autolysis
 Definition
"self digestion, derived from lysosomes within the cell
Term
Heterolysis
 Definition
digestion of cell by lysosomes from surrounding inflammatory cells