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two ways in which the death of cells can occur
two ways in which the death of cells can occur
necrosis apoptosis
changes produced by enzymatic digestion of dead cellular elements; irreversible injury
changes produced by enzymatic digestion of dead cellular elements; irreversible injury
necrosis
vital process that helps eliminate unwanted cells
vital process that helps eliminate unwanted cells
apoptosis
types of necrosis
types of necrosis
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characterized by deposition of fibrin-like proteinaceous material in walls of arteries
characterized by deposition of fibrin-like proteinaceous material in walls of arteries
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liberation of pancreatic enzymes with auto-digestion of pancreatic parenchyma; trauma to fat cells
liberation of pancreatic enzymes with auto-digestion of pancreatic parenchyma; trauma to fat cells
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typically seen in hypoxic envi.; outline of dead cells maintain while the tissue somewhat firm
typically seen in hypoxic envi.; outline of dead cells maintain while the tissue somewhat firm
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dead cells undergo disintegration and affected tissue liquified
dead cells undergo disintegration and affected tissue liquified
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specific form if coagulation necrosis caused by mycobacteria; both lique and coag necrosis
specific form if coagulation necrosis caused by mycobacteria; both lique and coag necrosis
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these are usuallly superimposed infection; secondary to ischemia
these are usuallly superimposed infection; secondary to ischemia
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restricted to necrosis involving spirochaetal infections
restricted to necrosis involving spirochaetal infections
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this is due to blockage of the venous drainage of organ or tissue
this is due to blockage of the venous drainage of organ or tissue
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how many cells produced every second by mitosis and similar number die by apoptosis
how many cells produced every second by mitosis and similar number die by apoptosis
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two causes of apoptosis
two causes of apoptosis
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