NWCA Phlebotomy Technician Credential Exam UPDATED
ACTUAL Questions and CORRECT Answers
Which of the following veins is most commonly used for A. Median Cubital
venipuncture? 3 multiple choice options
_______ additive is found in a royal blue-topped blood A. Clot activator; sodium polyanetholesulfonate
collection tube while a yellow-topped blood collection 3 multiple choice options
tube has _______ additive.
The ____ is most appropriate for blood bank collections D. Pink-topped tube; purple-topped tube
while the ___ is most appropriate for the collection of
3 multiple choice options
blood for a DIFF.
When using the syringe method to collect a blood D. Using a syringe transfer device attached to the syringe, insert each tube into
specimen, how is the blood added into additive and non- the device and allow the blood to flow freely.
additive tubes? 3 multiple choice options
What is the average skin puncture depth appropriate for B. 2-3 mm
an adult during a blood collection? 3 multiple choice options
Assays that require a chilled specimen D. Gastrin, ammonia, catecholamine, and lactic acid
include___________ _. 3 multiple choice options
"CSF" is a specimen originating from _____________ _. D. The spinal column
3 multiple choice options
What is a commonly used intravenous device that is C. Butterfly needle or winged infused set
sometimes used in the collection of blood from patients 3 multiple choice options
who are difficult to collect by conventional methods?
The color coding for needles indicates the _______ _. B. Gauge size
3 multiple choice options
Which anticoagulant is found in a green top blood B. Sodium heparin
collection tube? 3 multiple choice options
What is an anticoagulant used in blood donations? C. Sodium citrate
3 multiple choice options
Approximately how many minutes does it take for a C. 30
specimen without additives to clot? 3 multiple choice options
ACTUAL Questions and CORRECT Answers
Which of the following veins is most commonly used for A. Median Cubital
venipuncture? 3 multiple choice options
_______ additive is found in a royal blue-topped blood A. Clot activator; sodium polyanetholesulfonate
collection tube while a yellow-topped blood collection 3 multiple choice options
tube has _______ additive.
The ____ is most appropriate for blood bank collections D. Pink-topped tube; purple-topped tube
while the ___ is most appropriate for the collection of
3 multiple choice options
blood for a DIFF.
When using the syringe method to collect a blood D. Using a syringe transfer device attached to the syringe, insert each tube into
specimen, how is the blood added into additive and non- the device and allow the blood to flow freely.
additive tubes? 3 multiple choice options
What is the average skin puncture depth appropriate for B. 2-3 mm
an adult during a blood collection? 3 multiple choice options
Assays that require a chilled specimen D. Gastrin, ammonia, catecholamine, and lactic acid
include___________ _. 3 multiple choice options
"CSF" is a specimen originating from _____________ _. D. The spinal column
3 multiple choice options
What is a commonly used intravenous device that is C. Butterfly needle or winged infused set
sometimes used in the collection of blood from patients 3 multiple choice options
who are difficult to collect by conventional methods?
The color coding for needles indicates the _______ _. B. Gauge size
3 multiple choice options
Which anticoagulant is found in a green top blood B. Sodium heparin
collection tube? 3 multiple choice options
What is an anticoagulant used in blood donations? C. Sodium citrate
3 multiple choice options
Approximately how many minutes does it take for a C. 30
specimen without additives to clot? 3 multiple choice options
