MEDCA exam study guide Phlebotomy Questions With Correct Answers!!

When blood is removed from the body, the blood clots and the liquid part is called - Answer-Serum If veins in the arms cannot be used for venipuncture, the alternative veins can be found in the - Answer-Dorsal side of hands and wrists The instrument used to speed the removal of serum by spinning the blood is called a - AnswerCentrifuge Before performing a venipuncture, a clean pair of gloves should be put on the presence of the patient because it is a reassuring - Answer-Safety concious gesture for both the worker and the patient. Lying face up on their back is called what position? - Answer-Supine position To avoid blood-clotting in the collection tube, it is extremely important the blood in the.. - AnswerPurple-topped tube be gently inverted a minimum of eight times. What is the normal ph range of a normal body? - Answer-7.35 to 7.45 Serum should be transported to the laboratory for testing and separated from blood cells within what time limit? - Answer-Within 2 hours Of the total volume of blood, how much percent is liquid - Answer-55% is liquid A person who has too little hemoglobin or a decreased number of red blood cells is known to be - Answer-Anemic Where do blood cells begin their formation? - Answer-In the lymph nodes and bone marrow. If the phlebotomist collects blood in the neonatalogy department, how old is the patient? - AnswerHours to a few days old.The iron containing pigment of the red blood cells is called - Answer-Hemoglobin How long do mature red blood cells live once they have entered the blood stream? - AnswerApproximately 120 days Approximately how many liters of blood does the body contain? - Answer-Approximately 5 liters of blood The study of the nature and cause of disease is called - Answer-Pathology A specifically labeled puncture-resistant container for the disposal of needles, scalpels and syringes is known as the. . - Answer-Sharps container When drawing blood, which vein is most preferred? - Answer-The median cubital If blood pressure is read 120/80, which is the systolic pressure? - Answer-120 What is systolic pressure? - Answer-The pressure when the heart is contracted. A chemical substance that prevents the heart from clogging is called an... - Answer-Anticoagulant Steady-state condition is referred to as - Answer-Homeostasis What cannot be converted into bar code symbols? - Answer-Handwritten information What is interstitial fluid? - Answer-Tissue fluid Fragile veins are most likely to be found in what kind of patient? - Answer-Geriatric patients After a finger stick is performed what should the phlebotomist do first. - Answer-Wipe away the first drop of blood with a gauze.What is the best angle for spreading a blood smear using two slides? - Answer-A 30 degree angle. What are skin puncture samples often used for? - Answer-White blood cell differentials. During a skin puncture procedure, the cut should be across the - Answer-Fingerprint lines. In most cases, when should blood be drawn to determine medication levels? - Answer-Prior to the next dose of medication given. In relation to veins, what does the term occluded mean? - Answer-Obstructed. The thumb has a.. - Answer-Pulse What is the last step in any phlebotomy procedure, including skin puncture? - Answer-Checking that the bleeding has stopped and thanking the patient for cooperating