(Nha) Phlebotomy National Exam Newest 2024 Questions With Detailed Answers

(NHA) PHLEBOTOMY NATIONAL EXAM NEWEST 2024 QUESTIONS WITH DETAILED ANSWERS Phlebotomists are primarily responsible for what phase of laboratory testing? - pre-analytical centrifuge - instrument used to speed the removal of serum by spinning the blood What is an RFID? - identification tag using silicon chips and a wireless receiver what is the blood pH range of a normal body? - 7.35-7.45 blood for lead levels needs to be collected in a..... - tan top tube Serum should be transported to the lab for testing and seperated from blood cells within what time period? - 2 hours A primary consultant on the timing for collecting blood for DRUG levels is found in which of the following departments? - pharmacy Anemic - A person who has too little hemoglobin or a decreased number of red blood cells Type and Cross-match - The process of determining if a person will react after a transfusion fibrinogen is found in plasma or serum? - plasma When performing bleeding time the blood pressure cuff should be inflated to what? - 40mm hG Characteristics imperative to a phlebotomist - Dependability, honesty, integrity, empathy and compassion, professional appearance, interpersonal skills Circulatory system function - deliver oxygen, nutrients, hormones, & enzymes to cells and transport cellular waste (CO2) to organs where they can be expelled The two circulations - Pulmonary & Systemic Pulmonary circulation - carries 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? - alveoli Systemic circulation - carries oxygenated blood from left ventricle throughout the body Upper chambers of the heart - right and left atria lower chambers of the heart - right and left ventricle tricuspid valve - atrioventricular 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 - semi-lunar valve situated between the right ventricle and the pulmonary artery Mitral valve (or bicuspid) - atrioventricular valve located between the left atrium and left ventricle aortic valve - semi lunar valve situated between the left ventricle and aorta Flow of blood through the heart - 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 - Endocardium, myocardium, epicardium Blood vessels - arteries, arterioles, capillaries, venules, veins, superior & inferior vena cavae aorta, arteries, and arterioles carry_____ blood _______ the heart - oxygenated & away from venules, veins, and superior and inferior vena cave carry _____ blood ________ the heart - deoxygenated & back to The average adult has ______ liters of blood - 5-6 Plasma comprises how much of circulating blood? - 55% Plasma contains.... - proteins, amino acids, gases, electrolytes, sugars, hormones, minerals, vitamins, and water