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NWCA PHLEBOTOMY TECHNICIAN CREDENTIAL EXAM EXAM STUDY GUIDE 2026/2027 COMPLETE QUESTIONS WITH VERIFIED CORRECT ANSWERS || 100% GUARANTEED PASS | NEWEST VERSION

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NWCA PHLEBOTOMY TECHNICIAN CREDENTIAL EXAM EXAM STUDY GUIDE 2026/2027 COMPLETE QUESTIONS WITH VERIFIED CORRECT ANSWERS || 100% GUARANTEED PASS | NEWEST VERSION Description: Comprehensive phlebotomy technician exam guide including all essential topics and verified answers. Keywords: Phlebotomy, NWCA Credential, Exam Prep

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NWCA Phlebotomy Technician Credential
Exam-Exam 2026 Exam Questions &
Answers | Latest Already Graded A+
UPDATE 2026|2026!! STUDY GUIDE EXAM


Which of the following veins is most commonly used for venipuncture?

A. Median Cubital

___________ additive is found in a royal blue-topped blood collection tube while a yellow-
topped blood collection tube has ____________ additive.

A. Clot activator; sodium polyanetholesulfonate

The ______ is most appropriate for blood bank collections while the ______ is most
appropriate for the collection of blood for a DIFF.

D. Pink-topped tube; purple-topped tube

When using the syringe method to collect a blood specimen, how is the blood added into
additive and non-additive tubes?

D. Using a syringe transfer device attached to the syringe, insert each tube into the device and
allow the blood to flow freely.

What is the average skin puncture depth appropriate for an adult during a blood collection?

B. 2-3 mm

Assays that require a chilled specimen include:___________________.

D. Gastrin, ammonia, catecholamine, and lactic acid

"CSF" is a specimen originating from _____________________.

D. The spinal column

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