Introduction to pathology (part 1 )

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Terms in this set (34)
AbscessType of inflammatory reaction causes the injurious agent to become a walled off ball of pusUlcerType of inflammatory reaction that is the result of a healing wound that is located on the skin or a mucous membraneCellulitisAn acute bacterial infection of the skinEdemaAbnormal accumulation of fluid in body cavity or intercellular spacesTransudates vs. Exudates: ______abnormal, extracellular fluid essentially consists of water that contains a low cell count (usually clear)TransudatesTransudates vs. Exudates ______the fluid filters from the circulatory system into the lesions and generally contains water, pus, and blood. ( they are NOT clear)ExudatesIschemiaRefers to an obstruction of the normal blood flow to an organ or structureInfractLoss of blood supply to an organ or structure will cause the surrounding tissue to become necroticHemorrhageSimply loss of blood from the circulatory systemHematomaOccurs as a result of break in blood vessels that causes a pooling of blood below the surface of the skin, organ , or structureEcchymosisCapillary below the skin are damaged usually as a result of some type of trauma ( commonly referred as : bruise or contusion)PurpuraRed purple spots on body that are caused by hemorrhage, often result of some type of platelet or coagulation disorderPetechiaType of purpura that consists of very small red or purple spots in the bodyAplasiaThe inability of an organ or structure to form properly; can result in loss of an organAtrophydecrease in sizeof the cell with the organ or structurehypertrophyAbnormal increase in cell size Sometimes referred as : hyperplasia- hypergenesisNeoplasmAbnormal proliferation of foreign calls that form mass of tissue within an organ or structureCachexiaThe result of untreated, malignant neoplasms (often seen as an end stage of cancer)AdenocarcinomaThis type of cancer will rise from epithelial cells or tissue such as breast, colon, or pancreasSarcomaCancer of soft tissue or connective tissue such as: bone, cartilage, muscles, and fatLukemiacancer of the blood and blood forming tissueAcute LukemiaCharacterized by an abnormal proliferation of "immature" blood cells that don't possess the ability to fight infectionchronic lukemiaCharacterized by an abnormal proliferation of "mature" blood cells that don't possess the ability to fight infectionLymphomaType of cancer that originate in lymphatic tissue and affects the production of lymphocytes