Cengage phlebotomy finals Questions and
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Which of the following refers to the study of the nature & cause of
disease
Ans: pathology
The concentration of medication that is effective and not toxic in
patient management is called for
Ans: Therapeutic range
Serum is described as hemolyzed in the presence of increased?
Ans: Hemoglobin from ruptured RBCs
All samples except 24-hour collection are best collected using:
Ans: A clean-catch midstream urine sample
What can happen if the tourniquet is left on too long before drawing
blood
Ans: hemoconcentration
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Serum is described as icteric in the presence of increased
Ans: bilirubin, causing jaundice
What is the difference between plasma and serum
Ans: plasma contains fibrinogen; serum does not
An unconscious unidentified man is admitted to an emergency trauma
center . What would be the system of choice to ensure patient
identification?
Ans: Use a three-part identification system that utilizes a
temporary armband and labels for specimens and blood to be
transfused.
an unexpected occurrence involving death or serious physical or
psychological injury, or the risk thereof
Ans: sentinel event
Which of the following needle gauges are the most common
Ans: 21 gauge and 22 gauge
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if urine specimen testing is delayed by more than one hour , all of the
following special precautions must be taken except
Ans: Refrigeration at 10 Celsius
What can happen if you squeeze the patient's finger too vigorously
during a capillary puncture
Ans: D.BOTH A & B
Which is generally the most common complication from phlebotomy
Ans: hematoma
Which disease requires the use of respiratory (airborne) precautions?
Ans: tuberculosis
The most critical step in phlebotomy is
Ans: patient identification
A patient sitting in a chair has fainted . Possible acceptable actions by
the phlebotomist include all of the following except
Ans: leaving the patient unattended
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