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VNPT51 CH.15 Terms

VNPT51 Chapter 15 Specimen Collection and Diagnostic Testing-mb

TermDefinition
Culture a laboratory test involving cultivation of microorganisms or cells in a special growth medium
Cytology the study of cells, including their formation, origin, structure, function, biochemical activities, and pathologic processes
electrocardiogram (ECG) a graphic representation of electrical impulses generated by the heart during a cardiac cycle; it identifies abnormalities that interfere with electrical conduction through cardiac tissue
expectorate eject mucus, sputum or fluids from trachea and lungs by coughing or sptting
fixative any substance used to preserve gross or histologic specimens of tissue for later examination
hemoccult a card test detects occult blood in feces
midstream urine specimen urine collected after voiding is initiated (midstream) and before voiding is completed
occult hidden, not visible without the use of a microscope
residual urine urine left in the bladder after voiding
sensitivity a laboratory method of determining the effectiveness of antibiotics, usually performed in conjunction with culture
specimen a small sample of something, intended to show the nature of the whole
tourniquet is a constricting device traditionally applied to control bleeding.
vacutainer is used to collect multiple blood samples
venipuncture the most common method, involves inserting a hollow-bore needle into the lumen of a large vein to obtain a specimen.
Created by: barragan_93230