😡😡 Flashcards
How many times should tubes with additives be inverted after collection?
5 to 10
According to CLSI, what is the maximum amount of time that may be allowed to elapsed between collection of a blood sample and separation of cells from plasma or serum?
24 hours
What is the maximum amount of time a glucose samples collected in a gray top tube can be held at room temperature without loss of
24 hours
Which of the following is the term for metabolic breakdown of sugar within
Glycolysis
Which of the following test is most affected by glycolysis in the tube after collection?
Glucose
Whole blood specimens collected, and EDTA are stable for how long
24 hours
Blood smears from EDTA specimens must be made within what time period after collection to prevent distortion of cell morphology
One hour
Which of the following problems with a blood sample may be caused by extremes of temperature
Hemolysis
And Analyte needs to be protected from life, but you do not have any amber to what is another way to protect the specimen
Cover the specimen with aluminum foil
Smaller portions of a specimen transferred into separate containers are called
Aliquots
A unique identifying number used for cataloging samples in the laboratory, referred to as what kind of number
Accession
A small centrifuge head has 12 spot labeled in a man or similar to a clock face. There are three tubes of equal volume that need to be centrifuged in which of the following choices for tube placement with a centrifuge be balanced.
159
What is the major safety risk and removing blood stoppers from blood collection tubes?
Aerosols
Before dividing a 24 hour urine samples into aliquots what must be done with the first sample
Measure and record the volume of the sample
What notation is used to indicate that the sample volume is insufficient for
QNS