WorksheetsPre-Training Test - Best Practice for Blood Collection Training
Total questions: 10
Worksheet time: 5mins
A micro-sample is generally collected from a 9-month old infant by ________.
finger stick
scalp stick
heel stick
venipuncture
For which of the following tests must blood be drawn from an artery?
Anti-hemophilic factor
Chromosome analysis
Hemoglobin A1C
Blood gases
When performing venipuncture on a patient with small, fragile veins, the best solution is to use a:
winged infusion set with syringe.
winged infusion set with evacuated tube.
smaller-sized needle with evacuated tube.
standard-sized needle with evacuated tube.
Which of the following is NOT a cause of hemolysis?
Failing to air dry antiseptic
Using a larger-than-needed needle
Using a smaller-than-needed needle
Shaking tubes vigorously
When collecting a sample of whole blood for testing using a lavender-capped Microtainer, how many inversions are needed to mix the blood with the additive?
6
8
10
12
Which of the following factors is likely to have the greatest effect on the results of a CBC processed within 2 hours of collection of the sample?
Mealtime
Mild exercise
Environmental temperature
Dehydration
If the laboratory protocol calls for the use of chlorhexidine solution for skin antisepsis for skin puncture or venipuncture, the antiseptic should NOT be used on infants younger than ______.
12 months
6 months
4 months
2 months
The maximum length of time a tourniquet should be left in place is ___________.
one minute
two minute
three minute
four minute
If unable to locate an adequate venipuncture site with a tourniquet applied, how long should the tourniquet be released before reapplying?
30 seconds
one minute
two minute
three minute
When drawing blood from a patient in isolation for infection with Clostridium difficile, gloves should be donned __________.
after palpating the site
before entering the room
immediately before preparing the site
immediately after preparing the site
