MedCA 2332 Exam 51 Questions with Verified Answers,100% CORRECT

MedCA 2332 Exam 51 Questions with Verified Answers When the blood is removed from the body, the blood clots and the liquid portion is called - CORRECT ANSWER Serum If veins in the arm cannot be used for venipunctu ...

MedCA 2332 Exam 51 Questions with Verified Answers When the blood is removed from the body, the blood clots and the liquid portion is called - CORRECT ANSWER Serum If veins in the arm cannot be used for venipuncture, the alternative veins lie in? - CORRECT ANSWER Dorsal side of hands and wrist The instrument used to speed the removal of serum by spinning the blood is called? - CORRECT ANSWER Centrifuge Before drawing blood (blank) should be put on in front of patient it is a reassuring safety-conscious gesture. - CORRECT ANSWER Clean Gloves The supine position refers to a patient - CORRECT ANSWER laying face up on their back To avoid clotting in the blood collection tube it is important that the blood collected in the (blank) tube be inverted a minimum of 8X - CORRECT ANSWER Purple The blood PH range of the normal body is - CORRECT ANSWER 7.35-7.45 serum should be transported to the lab for testing and separated from blood cells within - CORRECT ANSWER 2 hours liquid makes up (blank) of the total volume of the blood - CORRECT ANSWER 55% a person who has too little hemoglobin or a decreased number of red blood cells is known to be? - CORRECT ANSWER amemic the blood cells begin their formation in - CORRECT ANSWER lymph nodes and bone marrow blood collected in the neonatology department mean the patient is - CORRECT ANSWER a few days old the iron containg pigment of the red blood cells is called? - CORRECT ANSWER hemoglobin once they enter the bloodstream mature red blood cells live for - CORRECT ANSWER aprox 120 days the body contains approx (blank) of blood - CORRECT ANSWER 5 litters the study of nature and disease is called - CORRECT ANSWER pathology a puncture resistant container for disposal of needles is also known as a - CORRECT ANSWER sharps container when drawing blood the vein that is most preferred is the - CORRECT ANSWER median cubital if blood pressure is read as 120/80 what is the systolic pressure - CORRECT ANSWER 120 the systolic pressure is the pressure when the... - CORRECT ANSWER heart is contracted a chemical substance that prevents the blood from clotting is called a - CORRECT ANSWER anticoagulant homeostasis refers to - CORRECT ANSWER steady state condition hand written information can not be - CORRECT ANSWER converted into code symbols interstitial fluid is - CORRECT ANSWER tissue fluid Fragile veins are most likely to be found in which type of patients? - CORRECT ANSWER geriatric After a finger stick is performed, what should the phlebotomist do to the first drop of blood? - CORRECT ANSWER wipe the best angle for spreading a blood smear is by using - CORRECT ANSWER 2 glass slides at a 30 degree angle Skin puncture samples are often used for - CORRECT ANSWER White blood cell differentials.they are also used for a variety of screening tests. E.g glucise, cholesterol. And other point of care procedures during a skin puncture the cut should be - CORRECT ANSWER across the fingerprint lines blood collected to determine medication levels should be collected - CORRECT ANSWER just prior to the next dose of medication to be given occluded - CORRECT ANSWER obstructed the thumb has a (blank) - CORRECT ANSWER pulse last steps in the phlebotomy procedure is - CORRECT ANSWER making sure the bleeding stoped and thanking the patient the best way to decontaminate hands is - CORRECT ANSWER wash with soap and water alcohol should dry for - CORRECT ANSWER 30-60 seconds during the venipuncture the best angle for inserting the needle into the skin is - CORRECT ANSWER 15-30 degrees During venipuncture the phlebotomist releases - CORRECT ANSWER the tourniquet after the needle is inserted and the blood begins to flow the term butterfly refers to - CORRECT ANSWER a winged infusion set the needle should always be inserted with what side up - CORRECT ANSWER the bevel side up blood and urine specimens for microbiological culture should be transported to the lab quickly to improve - CORRECT ANSWER the likelihood of detecting pathogens normal blood specimens take (blank) amount of time to clot - CORRECT ANSWER 30-60 min Bar codes in phlebotomy applications are not used to denote..... - CORRECT ANSWER patient arm preference the preferred anticoagulant for the collection of whole blood cells for STAT situations in clinical chemistry is - CORRECT ANSWER heparin the smallest number denotes the larger needle gauge - CORRECT ANSWER witch needle is bigger a 16 gauge or a 24 gauge - CORRECT ANSWER 16 a blood cell count requires whole blood cells are collected in the (blank) color toped tube - CORRECT ANSWER purple color coded needles indicates - CORRECT ANSWER gauge size the yellow toped tube has what addetive - CORRECT ANSWER sodium polyanetholesulfonate (SPS) For newborns, the penetration depth of safety lancets for blood collection must be: - CORRECT ANSWER less than 2.0mm If a blood specimen has a separation device, how many times should it be centrifuged? - CORRECT ANSWER 1 time to chill a blood specimen as it is transported what should be used - CORRECT ANSWER ice water