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qualitycontrol-203
ESSENTIAL ELEMENTS OF QAS — According to the text, TECHNICAL PROCEDURES for quality assurance involve control of PREANALYTICAL VARIABLES. Which item is listed as a preanalytical variable to be controlled in the SPECIMEN TRANSPORT category?
A. Wavelength setting on spectrophotometer
B. Calibration of primary standard concentration
C. SPECIMEN TRANSPORT — specifically listed under preanalytical variables: 'The stability of specimen during transport from the patient to the laboratory should be monitored carefully. Particularly for specimen collected at collection centers and those sent to specialized laboratory should be transported at 2–8°C'
D. Documentation of analytical protocols
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