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MA 400 FINAL STUDY GUIDE (ACTUAL / ) QUESTIONS
AND VERIFIED ANSWERS.
What gauge needle is used most often to perform a routine venipuncture using the vacuum tube method? - ---Answers--- -21 G
The size of the evacuated tube you choose to obtain a venous blood specimen depends on the? - ---Answers----Amount of specimen required for the test
An evacuated tube with a lavender stopper contains? - --- Answers----EDTA
An evacuated tube with a red stopper contains? - ---Answers- ---Nothing
What color stopper tube is used to collect a blood specimen for a prothrombin time test? - ---Answers----Light blue
What color evacuated tubes cannot be used to collect serum? - ---Answers----Lavender-stoppered
What is the correct order of draw for the vacuum tube method of venipuncture? - ---Answers----Red, green, lavender, grey 1 / 2
What sites should not be used as a venipuncture site? - --- Answers----Scarred skin Bruised skin An area that is painful to the patient Burned skin
Which technique can be used to prevent a vein from rolling? - ---Answers----Applying firm pressure below and to the side of the vein
What may occur if an angle of less than 15 degrees is used to perform the venipuncture? - ---Answers----The needle may enter the skin above the vein and not puncture it
What results in patient discomfort during the venipuncture procedure? - ---Answers----Moving the needle after it has been inserted into a vein
Which veins are most likely to collapse when performing a venipuncture - ---Answers----Small veins
If you think a vein selected for venipuncture may collapse, you should? - ---Answers----Use the butterfly method to perform the venipuncture
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