Phlebotomy Tube Color Coding and Specimen Collection Quiz
Test your knowledge on phlebotomy tube colors, additives, and specimen collection procedures with these quiz questions.
#1
What is the purpose of using color-coded tubes in phlebotomy?
To make the tubes look visually appealing
To differentiate between different brands of tubes
To identify the type of additive in the tube and guide proper specimen collection
To indicate the expiration date of the tube
#2
Which color tube is commonly used for collecting blood samples for complete blood count (CBC) tests?
#3
Which color tube is typically used for collecting blood samples for chemistry tests?
#4
Which color tube is commonly used for collecting blood samples for blood culture tests?
#5
What additive is present in a lavender-top tube?
Sodium citrate
EDTA (Ethylenediaminetetraacetic acid)
Sodium fluoride
Heparin
#6
Which of the following tests typically requires a light blue-top tube for specimen collection?
Glucose
Complete blood count (CBC)
Prothrombin time (PT)
Blood culture
#7
What does a yellow-top tube signify in phlebotomy?
It contains sodium citrate
It indicates a clot activator
It is used for blood cultures
It is used for serum separation
#8
Which of the following tests usually requires a green-top tube for specimen collection?
Complete blood count (CBC)
Glucose
Electrolytes
Prothrombin time (PT)
#9
What is the purpose of a gray-top tube in phlebotomy?
To collect blood for chemistry tests
To collect blood for coagulation tests
To collect blood for glucose testing
To collect blood for blood culture
#10
What is the purpose of a pink-top tube in phlebotomy?
To collect blood for coagulation tests
To collect blood for glucose testing
To collect blood for blood typing
To collect blood for serum separation
#11
In phlebotomy, which color tube is typically used for blood glucose testing?
#12
What is the purpose of using a black-top tube in phlebotomy?
To collect blood for blood typing
To collect blood for coagulation tests
To collect blood for hormone testing
To collect blood for lead testing
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