NHA Phlebotomy Practice Test Rated 100% Correct
NHA Phlebotomy Practice Test Rated 100% CorrectNHA Phlebotomy Practice Test Rated 100% Correct A term used to describe a blood sample in which the red blood cells have ruptured is: - ANSWER-Hemolyzed Which of the following Vacutainer tubes is routinely used for hematology testing? - ANSWER-Lavender No anticoagulants are found in which tube? - ANSWER-Plain Red Which type of tube should be used to collect blood specimens during a glucose tolerance test? - ANSWER-Gray What is the anticoagulant that prevents platelets from clumping and preserves the appearance of blood cells for microscopic preparation? - ANSWER-EDTA( Ethylenediamine tetraacetic acid) What is the name of the slant at the open end of a needle used for venipuncture? - ANSWER-Bevel What is the most commonly used needle size for an adult venipuncture? - ANSWER-21 guage What is the most commonly used needle size for an infant and the elderly? - ANSWER-23 guage How long should a tourniquet remain tied on a patient's arm? - ANSWER-No longer than 1 minute Without a clot activator, whole blood typically clots in how many minutes? - ANSWER-30-60 min.
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