PHLEBOTOMY NATIONAL EXAM (NHA) questions and answers 100% guaranteed success.

PHLEBOTOMY NATIONAL EXAM (NHA) questions and answers 100% guaranteed success. Characteristics imperative to a phlebotomist - correct answers.Dependability, honesty, integrity, empathy and compassion, professional appearance, interpersonal skills Circulatory system function - correct er oxygen, nutrients, hormones, & enzymes to cells and transport cellular waste (CO2) to organs where they can be expelled The two circulations - correct answers.Pulmonary & Systemic Pulmonary circulation - correct es deoxygenated blood from the right ventricle to the lungs and returns oxygenated blood from lungs to left atrium Where does oxygenation take place in the lungs? - correct li Systemic circulation - correct es oxygenated blood from left ventricle throughout the body Upper chambers of the heart - correct and left atria lower chambers of the heart - correct and left ventricle tricuspid valve - correct ventricular valve, situated between right atrium and right ventricle **to remember this valve is on the right side of the heart-- people TRY to be RIGHT pulmonic valve - correct -lunar valve situated between the right ventricle and the pulmonary artery Mitral valve (or bicuspid) - correct ventricular valve located between the left atrium and left ventricle aortic valve - correct lunar valve situated between the left ventricle and aorta Flow of blood through the heart - correct answers.Superior and Inferior Vena Cavae< Right atrium< tricuspid valve< right ventricle< pulmonic valve< pulmonary artery< lungs< pulmonary vein< left atrium< mitral (bicuspid) valve< left ventricle< aorta< rest of body Three layers of the heart - correct answers.Endocardium, myocardium, epicardium Blood vessels - correct ies, arterioles, capillaries, venules, veins, superior & inferior vena cavae aorta, arteries, and arterioles carry_____ blood _______ the heart - correct nated & away from venules, veins, and superior and inferior vena cave carry _____ blood ________ the heart - correct genated & back to The average adult has ______ liters of blood - correct answers.5-6 Plasma comprises how much of circulating blood? - correct answers.55% Plasma contains.... - correct ins, amino acids, gases, electrolytes, sugars, hormones, minerals, vitamins, and water What percent of plasma is water? - correct answers.92% Formed elements comprise what percent of circulating blood? - correct answers.45% another name for red blood cells... - correct answers.Erythrocytes What makes up the formed elements? - correct answers.Red blood cells, White blood cells, and platelets Another name for white blood cells... - correct cytes another name for platelets... - correct bocytes What comprises 99% of the formed elements? - correct blood cells (erythrocytes) Where do blood cells originate? - correct cells in bone marrow How many RBCs are in a microliter of blood? - correct answers.4.2 to 6.2 million Normal life span of an RBS is... - correct answers.120 days Function of a leukocyte - correct de the body protection against infection Amount of WBCs per microliter of blood - correct answers.5,000-10,000 leukocytosis - correct ase in WBCs leukocytosis is seen when? - correct of infection and leukemia leukopenia - correct ase in WBCs leukopenia is seen when? - correct infections or chemotherapy Five types of WBCs - correct ophils, lymphocytes, monocytes, eosinophils, basophils Average number of platelets per microliter of blood - correct answers.140,000-440,000 Hemostasis - correct ss by which blood vessels are repaired after injury Stage 1 of Hemostasis - correct answers.Vascular phase Vascular phase - correct vessel constricts slowing blood flow Stage 2 of Hemostasis - correct let phase Platelet phase - correct lets adhere to inner lining of vessel to form a platelet plug Stage 3 of Hemostasis - correct answers.Coagulation phase Coagulation phase - correct rts platelet plug to a stable fibrin clot Stage 4 of Hemostasis - correct answers.Fibrinolysis Fibrinolysis - correct down and removal of the clot Preferred site for venipuncture - correct ubital fossa Three major veins located in antecubital fossa - correct answers.Median cubital vein, cephalic vein, basilic vein The vein of choice because it is large and doesn't tend to move - correct answers.Median cubital vein What vein would you use in an obese patient when the median cubital vein cannot be found? - correct lic vein What side of the arm is the cephalic vein located? - correct side What side of the arm is the basilic vein located? - correct side unsuitable veins for venipuncture... - correct osed, thrombotic, and tortuous veins sclerosed veins - correct and cordlike tortuous veins - correct ng/crooked. susceptible to infection Do you draw above or below an IV? - correct