Exercise 2: Venipuncture Part 1 With Complete Solutions
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Course
Venipuncture
Institution
Venipuncture
needle gauge - Correct Answer number that refers to the size of the needle's lumen
lumen - Correct Answer or bore, it's the circular, hollow space inside the needle
bevel - Correct Answer slanted opening at the end of the needle
holder - Correct Answer plastic sleeve into which the...
Exercise 2: Venipuncture Part 1 With
Complete Solutions
needle gauge - Correct Answer number that refers to the size of the needle's lumen
lumen - Correct Answer or bore, it's the circular, hollow space inside the needle
bevel - Correct Answer slanted opening at the end of the needle
holder - Correct Answer plastic sleeve into which the phlebotomist screws the double
pointed blood collection needle
vacuum tube - Correct Answer glass or plastic tubes that are sealed with a partial
vacuum inside by rubber stoppers
anticoagulant - Correct Answer additive that keeps the blood from clotting. Its the most
common additive in the vacuum tubes,
ratio of blood to anticoagulant in the light blue stoppered tube - Correct Answer 1 part
anticoagulant to 9 parts blood
tourniquet - Correct Answer a thin flexible strap which is applied above the elbow to
restrict the flow of blood
3 veins of choice for performing a routine venipuncture in order of selection - Correct
Answer median cubital, cephalic, basilic
steps to be performed when a patient appears faint - Correct Answer immediately
release the tourniquet, remove the needle, have patient breathe slowly and deeply,
have patient lower his head below the knees or lie down
hematoma - Correct Answer the leakage of blood into the tissues surrounding the
puncture site
cause of hematoma in a venipuncture - Correct Answer the needle has gone through
the vein or that the bevel of the needle is partially inserted into the vein causing blood
leakage
a phlebotomist must never place a tourniquet above an I.V. site because - Correct
Answer you could dislodge the I.V. needle placement
steps which must be followed when a sample must be drawn above an I.V. site -
Correct Answer have the nurse turn off the I.V., wait 5 minutes, draw blood discarding
the first tube, have nurse turn I.V. back on, document that the sample was drawn using
this method
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