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Which of the following tests may require special "chain of custody" documentation when collected? |
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When performing hte Allen test, which artery is released first? |
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Common hematology tests performed by POCT instruments include: |
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the most important part of blood culture collection is |
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preparing the collection site |
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The purpose of lidocaine in ABG collection is to |
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Which of the following affect glucose levels? |
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Chewing sugarless gum
drinking tea w/o sugar
smoking low tar cigs
ALL OF THE ABOVE |
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The phlebotomist arrives to collect a 2 hour postprandial glucose test and discovers that 2 hours have not elapsed since the patient's meal. What should the phlebotomist do? |
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Ask the patient's nurse to verify the correct time to draw the specimen. |
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Which type of tube is needed to collect blood for T & C |
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A 2 hour PP is often used as a screen test for what condition? |
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Carbohydrate metabolism problems |
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The minimum pre-coagulation time for specimens drawn in serum separator tubes is |
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If more than 30 minutes will elapse until specimen is tested, to maintain the integrity of the arterial blood sample, the sample should be |
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Cooled in crushed ice immediately after drawing |
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Which of the following is the best specimen for routine studies ? |
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Which of the following tests is handles and analyzed STAT? |
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The purpose of the Allen test is to: |
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Definition
Check for collateral circulation |
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Clean catch urine collection requires |
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Definition
A sterile container
cleansing the genital area
midstream collection
all of the above |
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The bleeding time test is used to |
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Definition
check for vascular abmnormalities |
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Which artery is a site sometimes used on patients with low cardiac output? |
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Definition
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For the urinary pregnancy test, the preferred urine specimen is a |
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First morning urine specimen |
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Which of the following is the proper procedure if the patient does not have collateral circulation? |
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Definition
Check the circulation in the other arm |
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According to the College of American Pathologists, phlebotomists are involved primparily in which phase in the laboratory testing? |
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Definition
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Which statement is not true of urine creatine clearance specimen collection? |
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Definition
Requires a double voided specimen |
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A "peak" TDM level has been ordered for 0900. You draw the specimen 10 minutes late because of unavoidable circumstances. What additional action does this necessitate? |
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Definition
Establish last dosage time
Nofify the patients nurse
Record time change when verify collection
ALL OF THE ABOVE |
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To obtain the blood trough level for a medication, the patient's blood should be collected |
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immediately before administration of the medication |
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When preparing for a glucose tolerance test, the patient should not eat, smoke, drink coffee, or alcohol ___ hours before or during the test. |
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Which of the following evacuated tubes is preferred for the collection of arterial blood gas analysis? |
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A patient who has collateral circulation |
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Definition
has more than one artery supplying blood to the area |
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Monitoring blood coagulation through point of care testing is performed for all the following EXCEPT |
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Definition
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What type of urine specimen is needed to detect an infection? |
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Definition
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What consideration would be made in performing phlebotomy on a patient with severe arm burns? |
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Definition
Look for a venipuncture site in undamaged, unscarred skin |
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Term
The common needle size for radial ABG is |
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Definition
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Which of the following is used to help in the diagnosis of diabetes mellitus? |
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Definition
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When the blood is collected from the radial artery for an ABG collection, the needle should be inserted at an angle of |
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Which of the following blood assays can assist in the diagnosis and evaluation of anemia? |
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An ABG sample must be delivered to the lab for analysis within the following time limit: |
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Definition
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Why should one use an airtight container with icy water to transport an arterial specimen for blood gas analysis? |
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Definition
It decreases the loss of gasses from the specimen |
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Term
What is the recommended procedure for collecting a 24-hour urine sample? |
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Definition
Void the morning specimen, start the timing, collect all following specimens, including the next morning's specimen |
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Term
If samples collected for routine urinalysis and serum electrolytes are accidentally lost in a storage closet for two weeks, can they be used for laboratory testing? |
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Definition
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Term
this fluid is obtained by lumbar puncture |
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Definition
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Term
The purpose of the GTT is to test the patient's |
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Definition
insulin releasing mechanism |
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Term
Which of the following tests may require special "chain of custody" documentation when collected? |
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Definition
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Term
TDM peak concentration may be defined as the |
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Definition
highest concentration of the drug during a dosing interval |
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Term
When performing a glucose tolerance test, the fasting specimen is drawn at 8:15 am and the patient finishes the glucose beverage at 8:20AM. When should the 1-hr specimen be collected? |
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Definition
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which of the following is considered the best practice for the collection of blood cultures to optimize the chance of isolating microorganisms? |
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Definition
Draw two sets per day, 30 minutes apart from different sites. |
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Term
Which of the following statements is FALSE regarding arterial blood? |
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Definition
Arterial blood and venous blood have the same amounts of oxygen and carbon dioxide |
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Which of the following is a true statement ? |
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Definition
It is outside the scope of practice of a medical assistant or phlebotomist to draw blood from a fistula. |
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Term
Which of the following is important when filling filter paper circles with blood for newborn screening tests? |
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Definition
Add as many drops of blood as necessary to fill the circle |
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Which of the following laboratory tests is seriously affected by the presence of hemolysis? |
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If a test requires serum rather than plasma, a tube with what color top should be drawn? |
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