55 Questions
What is the meaning of phlebotomy?
Phlebotomy means collecting blood
What is the purpose of a vacutainer in phlebotomy?
To use vacuum pressure to draw blood into tubes
What does hematoma refer to in the context of phlebotomy?
A blood-filled bruise caused when a blood vessel is broken
What is the significance of centrifuge in the lab in relation to phlebotomy?
To spin blood and separate the liquid and solid portions of the blood
What does venipuncture involve in the context of phlebotomy?
The act of puncturing a vein with a needle
What is the meaning of coagulate in relation to phlebotomy?
The act of blood clotting
What is the purpose of using a butterfly needle in phlebotomy?
A smaller needle with wings on each side used to draw blood
What is the significance of asking about latex allergies in phlebotomy?
"To ensure patient safety and avoid potential allergic reactions"
What is the recommended needle size to prevent hemolysis during blood collection?
21 gauge
Where should a phlebotomist avoid placing the needle during blood collection?
Area with Rash
Which step is crucial for adequate mixing of anticoagulants or preservatives after blood collection?
Invert Blood Tubes 5-10 Times
What is the purpose of applying pressure for 2-3 minutes after blood collection?
To stop bleeding
Which site should be avoided for blood collection due to infection or swelling?
Infected/Swollen Areas
What is the main purpose of applying a tourniquet during blood collection?
To evaluate vein selection
Which needle gauge results in a larger lumen?
16 gauge
What should be done to ensure proper identification and traceability of blood samples after collection?
Label Tubes per Facility Requirements
What is the primary role of using 'touch' over 'sight' when selecting a vein for blood collection?
To find the vein that feels 'springy'
Why are lower extremities avoided for blood collection?
Limited blood flow
When should a tourniquet be removed during the blood collection process?
When ready to perform the full procedure (within 1-2 minutes)
What should be done before inserting the vacutainer at 'flash' during blood collection?
Prepare and clean site
Phlebotomy involves the collection of blood from a patient's body.
True
Venipuncture is the term used to describe the act of puncturing a vein with a needle.
True
Hematoma is a blood-filled bruise caused by the breaking of a blood vessel during blood collection.
True
A butterfly needle is a larger needle with wings on each side used to draw blood.
False
A tourniquet should be removed immediately after blood collection.
False
Coagulate refers to the act of blood clotting.
True
The primary purpose of a centrifuge in the lab is to spin blood and separate the liquid and solid portions of the blood.
True
It is not necessary to ask a patient about latex allergies before drawing blood.
False
Smaller gauge needles have a larger lumen for blood collection.
True
A 21 gauge needle is recommended to prevent hemolysis during blood collection.
True
The antecubital space is the least commonly used site for blood collection.
False
A tourniquet should be applied tightly enough to occlude arterial flow.
False
The main purpose of using 'touch' over 'sight' is to select a vein for blood collection.
True
A biohazard bag is used to contain potential spills or leaks during the transport of blood samples.
True
A butterfly needle is recommended for blood collection in areas with rashes.
False
The purpose of inverting blood tubes 5-10 times is to ensure proper mixing of the blood with any additives present.
True
The purpose of applying pressure for 2-3 minutes after blood collection is to prevent hematoma formation.
True
The purpose of using a vacutainer in phlebotomy is to collect and store blood samples.
True
A tourniquet should be removed once the last blood collection tube is filling.
True
A 16 gauge needle is larger in diameter than a 20 gauge needle.
True
Match the following needle gauge with its corresponding lumen size:
Smaller gauge needle = Larger lumen size Larger gauge needle = Smaller lumen size 16 gauge needle = Larger diameter needle 20 gauge needle = Smaller diameter needle
Match the following site with the recommended action during blood collection:
Arm with IV Solution Infusing = Place to avoid for blood collection Antecubital space = Most commonly used site for blood collection Lower Extremities = Area to avoid for blood collection Inner Portion of Wrist = Site to use a tourniquet to evaluate vein
Match the following step in phlebotomy with its corresponding action:
Take Standard Precautions = Wear appropriate protective gear Insert at 15 Degree Angle = Enter the vein at a specific angle Invert Blood Tubes 5-10 Times = Ensure proper mixing of blood with additives Place in Biohazard Bag x 2 = Securely place labeled tubes for added safety
Match the following terms with their meanings in the context of phlebotomy:
Venipuncture = The act of puncturing a vein with a needle Hematoma = A blood-filled bruise caused when a blood vessel is broken; collection of blood under the skin Lumen = The hollow center of a structure (needle) Thrombophlebitis = Inflammation of a vein with blood clot formation
Match the following terms with their descriptions in phlebotomy:
Anticubital space = The area in front of the elbow Coagulate = The act of blood clotting Vacutainer = A vacuum tube used to draw blood Butterfly needle = Smaller needle with wings on each side used to draw blood; winged infusion needle
Match the following terms with their related actions in phlebotomy:
Hemolysis = Breaking of blood cells Bruise = Blood-filled bruise caused by the breaking of a blood vessel during blood collection Centrifuge = Device used in the lab to spin blood and separate the liquid and solid portions of the blood Screen for Latex Allergy = Asking patient if he/she is allergic to latex before drawing blood
Match the following terms with their purposes in phlebotomy:
Thrombus = A blood clot Ecchymosis = A bruise Choosing a site = Selecting the appropriate location for vein puncture Choosing a Needle = Selecting the right instrument for vein puncture
Phlebotomy means collecting ______
blood
Venipuncture is the act of puncturing a ______ with a needle
vein
Thrombophlebitis is the inflammation of a vein with ______ formation
blood clot
Hemolysis is the breaking of ______ cells
blood
Vacutainer is a vacuum tube used to draw ______
blood
A butterfly is a smaller needle with wings on each side used to draw ______
blood
Centrifuge is a device used in the lab to spin blood and separate the ______ and solid portions of the blood
liquid
Always ask patient if he/she is allergic to ______ before drawing blood
latex
Test your knowledge on phlebotomy and biochemistry with these quizzes. Learn about medical terms, equipment selection, venipuncture techniques, and more.
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