NWCA Phlebotomy Technician Credential Exam Prep Guide
Practice Tests & Study Tips
1. Which of the following veins is most
commonly used for venipuncture? A. Median Cubital
2. additive is found in a royal blue-topped A. Clot activator;
sodium blood collection tube while a yellow-topped blood
polyanetholesulfonate collection tube has additive.
3. The is most appropriate for blood bank col- D. Pink-topped tube; pur-
lections while the is most appropriate ple-topped tube
for the collection of blood for a DIFF.
4. When using the syringe method to collect a blood D. Using a syringe transfer
de-
specimen, how is the blood added into additive vice attached to the syringe, in-
and non-additive tubes?
sert each tube into the device
and allow the blood to flow
freely.
5. What is the average skin puncture depth appropri- B. 2-3 mm
ate for an adult during a blood collection?
6. Assays that require a chilled specimen
in- clude: . D. Gastrin, ammonia,
cate- cholamine, and
7. "CSF" is a specimen originating from lactic acid
.
D. The spinal column
8. What is a commonly used intravenous device that C. Butterfly needle or
winged in-
is sometimes used in the collection of blood from fused set
patients who are difficult to collect by
convention- al methods?
9. The color coding for needles indicates the
. Gauge size
1/
5
, NWCA Phlebotomy Technician Credential Exam Prep Guide
Practice Tests & Study Tips
10. B. Sodium heparin
2/
5
Practice Tests & Study Tips
1. Which of the following veins is most
commonly used for venipuncture? A. Median Cubital
2. additive is found in a royal blue-topped A. Clot activator;
sodium blood collection tube while a yellow-topped blood
polyanetholesulfonate collection tube has additive.
3. The is most appropriate for blood bank col- D. Pink-topped tube; pur-
lections while the is most appropriate ple-topped tube
for the collection of blood for a DIFF.
4. When using the syringe method to collect a blood D. Using a syringe transfer
de-
specimen, how is the blood added into additive vice attached to the syringe, in-
and non-additive tubes?
sert each tube into the device
and allow the blood to flow
freely.
5. What is the average skin puncture depth appropri- B. 2-3 mm
ate for an adult during a blood collection?
6. Assays that require a chilled specimen
in- clude: . D. Gastrin, ammonia,
cate- cholamine, and
7. "CSF" is a specimen originating from lactic acid
.
D. The spinal column
8. What is a commonly used intravenous device that C. Butterfly needle or
winged in-
is sometimes used in the collection of blood from fused set
patients who are difficult to collect by
convention- al methods?
9. The color coding for needles indicates the
. Gauge size
1/
5
, NWCA Phlebotomy Technician Credential Exam Prep Guide
Practice Tests & Study Tips
10. B. Sodium heparin
2/
5
