Specimen Collection and Diagnostic Examination
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| culture | lab test involving cultivation of microorganisms or cells in a special growth medium
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| cytology | the study of cells including their formation, origin, structure, function, biochemical activities, and pathology
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| electrocardiogram (ECG) | Sometimes called EKG, a graphic representation of electrical impulses generated by the heart during a cardiac cycle; identifies abnormalities that interfere with electrical conduction thru cardiac tissue
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| expectorate | eject mucus, sputum, or fluids from the trachea and lungs by coughing or spitting
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| fixative | any substance used to preserve gross or histologic specimens of tissue for later examination
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| Hemocult | test that detects occult (hidden) blood in the feces
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| midstream urine specimen | urine collected after voiding is initiated (midstream) and before voiding is completed; cleanest part of the voided specimen
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| occult | hidden
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| residual urine | urine left in the bladder after voiding
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| sensitivity | laboratory method of determining effectiveness of antibiotics, usually performed in conjunction with culture
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| specimen | a small sample of something, intended to show the nature of the whole
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| tourniquet | constricting device applied to control bleeding; applied above the bleeding site to prevent blood flow to the part below the tourniquet and prevent venous blood from returning to the heart
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| Venipuncture | the most common method of drawing a blood sample, involves inserting a hollow-bore needle into the lumen of a large vein to obtain a specimen
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| Vacutainer | tube that allows the drawing of multiple blood samples
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| -ography | procedure in which an image is produced
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| -ogram | actual image or results of a test
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| -oscopy | visualization of body structures
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| -centesis | puncture of a body cavity
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| sputum | secretions from the lung; contains mucus, cellular debris, or microorganisms, and may contain blood or pus
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Created by:
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