#1
Which color tube is typically used for routine blood tests such as complete blood count (CBC) and blood chemistry panels?
Red
ExplanationRed tubes contain no additives and are used for serum collection.
#2
Which additive is present in a lavender-top tube?
EDTA (Ethylenediaminetetraacetic acid)
ExplanationEDTA is an anticoagulant commonly used for hematology tests.
#3
Which color tube is used for blood glucose testing?
Gold
ExplanationGold tubes contain a clot activator and gel separator, used for serum testing.
#4
Which type of specimen is typically collected in a yellow-top tube?
Urine
ExplanationYellow tubes contain ACD or SPS, used for blood culture or DNA testing.
#5
Which color tube is typically used for blood lead testing?
Royal blue
ExplanationRoyal blue tubes contain EDTA or sodium heparin, used for trace metal analysis.
#6
Which color tube is commonly used for coagulation studies?
Light blue
ExplanationLight blue tubes contain sodium citrate, an anticoagulant for coagulation tests.
#7
Which type of blood specimen should be collected in a grey-top tube?
Plasma
ExplanationGrey tubes contain sodium fluoride and potassium oxalate, used for glucose and alcohol testing.
#8
What is the purpose of using a red-top tube for blood collection?
To collect serum
ExplanationRed tubes are used for serum collection in chemistry tests.
#9
Which additive is commonly found in a yellow-top tube?
Acid citrate dextrose (ACD)
ExplanationYellow tubes may contain ACD or SPS, used for blood culture or DNA testing.
#10
Which color tube is used for collecting blood samples for trace metal analysis?
Royal blue
ExplanationRoyal blue tubes are used for trace metal analysis.
#11
Which additive is found in a green-top tube?
Lithium heparin
ExplanationGreen tubes contain lithium heparin, used for chemistry tests.
#12
Which color tube is used for blood alcohol testing?
Green
ExplanationGreen tubes contain lithium heparin, used for chemistry tests including blood alcohol.
#13
Which type of specimen should be collected in a grey-top tube for blood glucose testing?
Plasma
ExplanationGrey tubes contain sodium fluoride and potassium oxalate, used for glucose and alcohol testing.
#14
Which type of specimen should be collected in a green-top tube for ammonia testing?
Serum
ExplanationGreen tubes contain lithium heparin, used for chemistry tests including ammonia.
#15
Which type of specimen should be collected in a yellow-top tube for blood bank typing?
Whole blood
ExplanationYellow tubes contain ACD or SPS, used for blood culture or DNA testing.