Routine Collection Procedures Flashcards
7 cards from real Certified Phlebotomy Technician Exam practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Routine Collection Procedures flashcards as text
A lavender-top tube is used for which of the following tests?
Answer: Complete blood count (CBC)
Lavender-top tubes contain EDTA, which preserves cellular morphology and is required for CBC analysis.
A phlebotomist notices petechiae on a patient's arm. This finding suggests the patient may have:
Answer: A clotting disorder or thrombocytopenia
Petechiae are small red spots caused by minor hemorrhages, indicating possible thrombocytopenia or coagulopathy.
What is the purpose of inverting evacuated tubes after collection?
Answer: To mix the blood with the tube additive
Gentle inversion mixes the blood with additives (anticoagulants, clot activators) to ensure proper specimen quality.
Which of the following is NOT an acceptable patient identifier when collecting blood?
Answer: Room number
Room number is not a reliable identifier because patients can be moved; only patient-specific identifiers are acceptable.
The tourniquet should be released BEFORE which step in routine venipuncture?
Answer: Removing the needle from the vein
The tourniquet should be released before withdrawing the needle to prevent hematoma formation and reduce pain.
Which gauge needle is most commonly used for routine adult venipuncture?
Answer: 20-21 gauge
20-21 gauge needles are the standard for routine adult venipuncture, balancing adequate flow with patient comfort.
A phlebotomist accidentally performs a needlestick injury. What is the FIRST action to take?
Answer: Wash the area vigorously with soap and water
Immediately washing with soap and water is the first step to reduce the risk of bloodborne pathogen transmission.