NCCT Laboratory Terminology and Communication 3

Question 1

Which communication approach should a phlebotomist use with an anxious patient?

Accepted Answer

Speak calmly, explain each step, and acknowledge the patient's feelings

Answer

Therapeutic communication — speaking calmly, providing clear explanations, and showing empathy — reduces patient anxiety and improves cooperation.

Question 2

What is the purpose of a chain-of-custody form in specimen collection?

Accepted Answer

Document every person who handled the specimen to ensure legal integrity

Answer

Chain-of-custody documentation tracks every handler of a specimen from collection to result reporting, ensuring legal admissibility (e.g., drug testing, forensic samples).

Question 3

What does 'delta check' mean in laboratory quality control?

Accepted Answer

Comparing a patient's current results to their previous results to detect errors

Answer

A delta check flags significant differences between a patient's current and previous test results, helping detect specimen mix-ups, collection errors, or rapid clinical changes.

Question 4

What should a phlebotomist do upon receiving a critical value from the laboratory?

Accepted Answer

Immediately notify the ordering healthcare provider and document the notification

Answer

Critical values represent life-threatening results that require immediate communication to the responsible provider, followed by documentation of who was notified and when.

Question 5

Which document must a patient sign to give permission for a blood draw?

Accepted Answer

Informed consent form

Answer

An informed consent form documents the patient's voluntary agreement to undergo a procedure after being informed of its purpose, risks, and alternatives.

NCCT - National Certified Phlebotomy Technician Exam Practice Test

NCCT - National Certified Phlebotomy Technician Exam Practice Test

NCCT Laboratory Terminology and Communication 3