American Medical Technologists Flashcards

Which vein is considered the FIRST choice for venipuncture in most patients?

Answer: Median cubital vein

The median cubital vein is preferred because it is large, well-anchored, and usually away from major arteries and nerves.

What does 'chain of custody' mean in phlebotomy practice?

Answer: Documentation tracking specimen handling from collection to result

Chain of custody is the unbroken documentation trail ensuring specimen integrity, especially for forensic or drug testing samples.

When performing a capillary puncture on a newborn, the preferred site is the:

Answer: Plantar surface of the heel

The plantar (bottom) surface of the heel is used for neonatal capillary puncture because infant fingers lack sufficient tissue depth.

What is the purpose of inverting collection tubes after drawing blood?

Answer: To mix the additive thoroughly with blood

Gentle inversions ensure the tube additive (anticoagulant or clot activator) mixes completely with the blood sample.

Which condition contraindicates drawing blood from an arm?

Answer: An IV is running in that arm

Drawing from an arm with a running IV dilutes the sample and produces inaccurate results; use the opposite arm or below the IV site.

The AMT RPT recertification requires:

Answer: Continuing education units (CEUs) on a defined renewal cycle

AMT RPT holders must earn CEUs and pay renewal fees on the AMT's recertification cycle to maintain active credentialed status.

Lipemia in a blood sample appears as:

Answer: Milky white or turbid appearance

Lipemia causes a milky, turbid appearance due to elevated triglycerides, often from a non-fasting patient.