Principles of Phlebotomy: DPT, CPT, and Medical Terminology

Practice questions covering the history of phlebotomy, the distinctions between CPT and DPT roles, regulatory agencies, and foundational medical terminology.

What are the Greek roots of the term 'phlebotomy'?

The term originates from the Greek words phlebos (vein) and tome (to cut).

What is the historical origin of the red-and-white barber pole?

It originates from the Middle Ages when barbers performed phlebotomy and surgery, representing blood-soaked bandages.

Which agency is responsible for overseeing laboratory testing standards?

CLIA (Clinical Laboratory Improvement Amendments).

Which organizations specifically regulate blood collection for donor services?

The FDA (Food and Drug Administration) and AABB (Association for the Advancement of Blood & Biotherapies).

What is the primary role of a Certified Phlebotomy Technician (CPT)?

A CPT is responsible for drawing blood primarily for diagnostic purposes in clinical and laboratory environments.

Name the four recognized organizations through which a CPT can obtain national certification.

NHA, AMT, ASCP, and NCCT.

What is the primary focus of a Donor Phlebotomy Technician (DPT)?

The collection of blood and blood components from volunteer donors in blood donation centers or mobile units.

What specialized equipment is often operated by a DPT to collect specific blood components?

Apheresis machines.

In terms of regulatory oversight, how do the roles of CPT and DPT differ?

CPTs are primarily overseen by CLIA, OSHA, and HIPAA, while DPTs are regulated by the FDA, AABB, and OSHA.

According to HIPAA regulations, what is a phlebotomist's responsibility regarding patient information?

Safeguarding all personal and health information in both clinical and donation settings.

In medical terminology, what is the 'root' of a word?

The core or foundation of the word that gives it its main meaning.

Where does a prefix appear in a medical term and what is its purpose?

It appears at the beginning of a word to modify or qualify the meaning of the root term.

What is the meaning of the medical term 'Phlebotomy' when broken into its components?

Phleb (root meaning vein) and -otomy (suffix meaning cutting into).

Break down the term 'Hypoglycemia' and provide its meaning.

Hypo- (prefix meaning below), glyc (root meaning sugar), and -emia (suffix meaning blood), meaning 'low blood sugar.'

What does the term 'Hematology' mean?

Hemat (root meaning blood) and -ology (suffix meaning study of), meaning the 'study of blood.'

What does the medical term 'Leukocytes' refer to?

Leuk (root meaning white) and -cyte (suffix meaning cell), meaning 'white blood cells.'

Why is it clinically important for a phlebotomist to understand the diagnosis 'thrombocytopenia'?

It means the patient has low platelets, which helps the phlebotomist anticipate bleeding risk and handle the draw more carefully.

Which color top tube should be used for coagulation studies such as PT/INR?

Blue top tube.

Which color top tube is required for a glucose test?

Gray top tube.