When using Gel Separator, Red, Light Blue and Green vacuum tubes, the proper order of draw would be:
Red, Light Blue, Gel Separator, Green
A patient has an unsuitable antecubital vein. The next best choice to use for phlebotomy would be the:
Dorsal side of the hand
When obtaining a routine blood sample and a vein is not evident, a blood pressure cuff may be used at the following level:
60-80
True/False: Is it mandated that the urine sample should always be the second voided of the day in order to reduce contamination, when properly instructing the the patient to collect a mid-stream urine?
False
A specimen that was difficult to collect was sent to lab for APTT and the results were prolonged. The patient was not on medication. A repeat sample was collected and results were normal. A possible explanation for the first abnormal results may be:
Under-collection of first tube, which causes excess anticoagulant
A fingerstick sample for hemoglobin must be collected from a patient whose middle finger is broken and bandaged. The next best choice for fingerstick is the :
Ring Finger
NCCLS recommends when performing a heelstick on a newborn, the site be warmed for
42 degrees Celsius for 3 minutes
True/False: Cold agglutinins and cyrofibrinogen are not to be collected at 37 degrees Celsius?
False
When collecting blood in a syringe, pulling back quickly and hard on the plunger can
Collapse the vein and hemolyze the blood
When properly placing the needle within a vein you should not have:
