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53 Cards in this Set
- Front
- Back
Pathology |
Study of disease |
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Disease |
Response of the body to some form of injury. |
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Signs |
Measurable or objective manifestations |
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Symptoms |
Feeling that the patient describes. Subjective manifestations. |
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Asymptomatic |
Without subjective or objective manifestations |
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Etiology |
Study of the cause of the disease process |
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Iatrogenic infection |
Disease caused by the physician or treatment |
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Nosocomial infection |
Infections contracted in acute care facility. |
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Community acquired infection |
Infections contracted in a public setting outside if the acute care facility |
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Idiopathic |
Underlying cause is unknown |
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Diagnosis |
Identification of the disease process |
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Prognosis |
Probable patient outcome |
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Syndrome |
Linked combination of signs and symptoms |
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Inflammation |
Initial repsonse of tissue to local injury |
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Pyogenic bacteria |
Thick yellow fluid caused by pus (dead white cells) |
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Abscess |
Localized usually encapsulated collection of fluid |
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Bacteremia |
Potential involvement of other organs and tissues in the body by organisms invading the blood vessel |
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Edema |
Accumulation of abnormal amounts of fluid in the intercellular tissue spaces or body cavities |
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Elephantiasis |
Localized lymphatic obstruction resulting in localized edema |
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Ischemia |
Interference of blood supply to an organ; deprives cells and tissues of oxygen and nutrients |
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Infarct |
Localized area of ischemic necrosis; produced by occlusion of either arterial supply or venous drainage |
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Hemorrhage |
Implies rupture of a blood vessel |
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Hematoma |
Accumulation of blood trapped within body tissue |
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Petechiae |
Minimal hemorrhages into the skin, mucous membranes, or serosal surfaces. |
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Purpura |
Slightly larges hemorrhages |
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Ecchymosis |
Subcutaneous hematoma;bruise |
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Atrophy |
Reduction in size or # of cells in an organ or tissue with a corresponding decrease in function |
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Hypertrophy |
Increase in the size of the cells of a tissue or organ in reponse to a demand for increased function |
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Hyperplasia |
Increase in the # of cells in a tissue or organ |
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Dsyplasia |
Loss of uniformity of individual cells and their architechural orientation |
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Neoplasia |
Ungoverned abnormal proliferation of cells |
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Oncology |
The study of neoplasms (tumors) |
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Benign |
Growth that closely resembles the cells of origin in structure and function |
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Malignant |
Neoplastic growth that invades and destroyes adjacent structures |
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Metastasize |
Malignant neoplasms that travel to distant sites |
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Sarcoma |
Highly malignant tumor originating from connective tissue |
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Lymphatic spread |
Major routes by which carcinoma metastasizes |
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Hemotogenous spread |
Malignant tumors that have invaded the circulatory system and travel as neoplastic emboli. |
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Grading |
Assessment of aggressiveness or degree of malignancy |
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Staging |
1 extensiveness of tumore at primary site 2 prescence or abscence of metastases to lymph nodes and distant organs |
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Epidemiology |
Study of determinants of disease events in given populations |
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Morbidity |
Rate that illness or abnormality occurs |
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Morality |
Reflects the # of deaths by disease per population |
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Antigen |
Foreign substance that evokes an immune response |
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Antibodies |
Immunoglobins responding to antigens to make them harmless |
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Immune |
Protected against antigens; antibodies binding with antigens to make them harmless |
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Vaccine |
Contact with dead or deactivated microorganims to form antibodies |
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Active immunity |
Forming antibodies to counteract an antigen by way of vaccine or toxoid |
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Passive immunity |
Administration of dose of preformed antibdoies from the immune serum if an animal usually a horse |
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Anaphylactic reactions |
Hypersensitive reaction resulting in antihistamine release |
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Standard precautions |
Protection used when delivering healthcare service to any person |
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PPE |
Gowns gloves masks shoe covers and eye protection used to prevent the trasmission of potential infectious agents |
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Trasmission-based precautions |
Additional PPE to prevent the spread of highly infectious pathogens throughc contact, droplet, or airborne transmission |