Phlebotomy NHA/CPT NHA Questions with 100% Correct Answers Verified | Updated

Phlebotomy NHA/CPT NHA Questions with 100% Correct Answers Verified | Updated What is Hematology? - answerHematology is the study of blood and its components, fluids and cells. Also includes the study of blood forming organs and blood disease What is Phlebotomy? - answerPhlebotomy is the practice of drawing blood for diagnostic purposes What does the medical term "Phlebos" mean? - answerVeins What does the medical term "tome" mean? - answerIncision What are two other names for capillary puncture? - answerDermal or skin puncture What does POCT mean? - answerPoint-of-Care What is Point-of-Care? - answerTests that can be at the patients bed side and results can be obtained right away. Examples: Blood Glucose, Hematocrit, Hemoglobin What are capillaries? - answerMicroscopic, one cell-thick vessels that connect arterioles and venules What is the purpose of a capillary? - answerCapillaries are the site of gas exchange between blood & bodily tissues What is the preferred locations for venipuncture? - answer1. Antecubital Fossa 2. Upper aspect of the forearm 3. Posterior aspect of the wrist 4. Dorsum (back) of the hand 5. Ankle and foot veins (Dorsalis Pedis) What does the medical term "ante" mean? - answerBefore What are the three superficial veins located in the Antecubital Fossa? - answer1. Median Cubital Vein: Large and fixed 2. Cephalic Vein: Preferred in obese 3. Basilic Vein: Close to the brachial artery and median nerve What is plasma composed of? - answer90% water, 7% proteins, the rest is all 1% (proteins, amino acids, gases, electrolytes, sugars hormones, lipids & vitamins) What color is plasma? - answerStraw color What is the difference in appearance of plasma and serum? - answerThey both look the same, the only way to differentiate them is by looking at the tube top color What is the buffy coat composed of? - answerLeukocytes and platelets What is the percentage of plasma in the blood by volume? - answer55% What is the percentage of formed elements? - answer45% What are formed elements? - answerErythrocytes, Leukocytes, and Platelets What do these abbreviations mean "RBCs" "WBCs"? - answerRed blood cells and White blood cells (erythrocytes and leukocytes) Another name for thrombocytes? - answerPlatelets Where are erythrocytes formed? - answerIn the red bone marrow What is the life span of erythrocytes? - answer120 days What purpose does hemoglobin have? - answerIt transports oxygen Fact: White blood cells have different size, shape, color and nucleus - answer... What is the life span of a leukocyte? - answerApproximately 24 hours What is the purpose of white blood cells? - answerProtect body against infection and disease Number of leukocytes pet cubic millimeter - answer5000 - 10,000 There are two different types of white blood cells, what are they? - answerGranular or Agranular leukocytes (Granular Leukocytes - perform phagocytosis) (Agranular Leukocytes - produce antibodies) Fact: Granular Leukocytes are polymorphonuclear Examples of them are: Neutrophils, Eosinophils, and Basophils Their job is to perform Phagocytosis