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inflammation

TermDefinition
What is inflammation General, nonspecfic response to tissue damage resulting from a variety of causes
2 types of inflammation? Acute -short develops quickly, benficial Chronic- long-lasting, causes damage/death to tissues, results in disease
Signs/symtoms of inflammation? Redness, localized heat, edema (swelling), and pain
Benificial why Dilation and increased permeability of blood vesels Migration of phagocytes Tissue repair
Chemicals that promote dilation Bradykinin, Prostaglandins, Leukotrines, and histamine
Bradykinin Forms when the process of blood clotting follows damage to a blood vessel trigger conversion of a plasma protein into a peptide that is a powerful vasodilator
Prostaglandins Released by patrolling macrophages, using Toll-like recptors and NOD proteins to identify invaders
Leukotrines Released by the same cells that release prostaglandins
Histamine Released by basophils, platlets, and mast cells (located in connective tissue), when they are exposed to complement fragment C3a or C5a
General purpse of chemicals They allow more blood into the site of infection.
Why hurt Pressure on closeby nerve endings
Steps Dilation and increased permerability of blood vessels Migration of phagocytes Tissue repair
 

 



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