#1
Which of the following tubes is commonly used for routine blood tests?
Red top tube
ExplanationCommonly used for routine blood tests.
#2
What is the purpose of an anticoagulant in blood collection tubes?
To prevent the blood from clotting
ExplanationAnticoagulants prevent blood clotting in collection tubes.
#3
What does the term 'hemolysis' refer to in the context of blood collection?
Breaking down of red blood cells
ExplanationRefers to the breaking down of red blood cells during blood collection.
#4
Which color tube is typically used for collecting blood samples for coagulation tests?
Blue top tube
ExplanationBlue top tubes are used for coagulation tests.
#5
What is the primary role of a phlebotomist in the healthcare setting?
Drawing blood for diagnostic purposes
ExplanationPrimary role of a phlebotomist in healthcare.
#6
What is the primary purpose of using a tourniquet during phlebotomy?
To increase blood flow
ExplanationUsed to increase blood flow during phlebotomy.
#7
Which needle gauge is larger in diameter?
18 gauge
Explanation18 gauge needles have a larger diameter.
#8
Which vein is commonly used for routine venipuncture?
Cephalic vein
ExplanationCommonly used vein for routine venipuncture.
#9
What is the purpose of a blood culture collection bottle?
To collect whole blood for microbiological testing
ExplanationUsed to collect whole blood for microbiological testing.
#10
Which additive is commonly found in a lavender top tube?
EDTA (Ethylenediaminetetraacetic acid)
ExplanationEDTA is commonly found in lavender top tubes.
#11
What is the purpose of inverting blood collection tubes several times after collection?
To mix the blood with anticoagulant
ExplanationInverting mixes blood with anticoagulant in tubes.
#12
What does the term 'venipuncture' refer to in phlebotomy?
Blood sample collection from a vein
ExplanationRefers to blood sample collection from a vein.
#13
In which order should tubes be collected during a multi-tube draw?
Blue, Red, Green, Yellow
ExplanationThe specified order for collecting multiple tubes during a draw.
#14
Which factor can affect the accuracy of blood test results?
All of the above
ExplanationVarious factors can affect blood test accuracy, including those listed.
#15
What is the recommended site for capillary puncture in infants?
Heel
ExplanationRecommended site for capillary puncture in infants.
#16
Which organization establishes the standards for phlebotomy procedures?
CLSI (Clinical and Laboratory Standards Institute)
ExplanationCLSI establishes standards for phlebotomy procedures.
#17
What is the primary purpose of a butterfly needle in phlebotomy?
To access difficult veins
ExplanationUsed to access difficult veins during phlebotomy.