NHA Phlebotomy Practice Test With Correct Answers.

NHA Phlebotomy Practice Test With Correct
Answers


A term used to describe a blood sample in which the red blood cells have ruptured is: -
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(CORRECT ANSWER)-Hemolyzed
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Which of the following Vacutainer tubes is routinely used for hematology testing? -
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(CORRECT ANSWER)-Lavender
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No anticoagulants are found in which tube? - (CORRECT ANSWER)-Plain Red
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Which type of tube should be used to collect blood specimens during a glucose tolerance
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test? - (CORRECT ANSWER)-Gray
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What is the anticoagulant that prevents platelets from clumping and preserves the
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appearance of blood cells for microscopic preparation? - (CORRECT ANSWER)-
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EDTA( Ethylenediamine tetraacetic acid)
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What is the name of the slant at the open end of a needle used for venipuncture? -
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(CORRECT ANSWER)-Bevel
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What is the most commonly used needle size for an adult venipuncture? - (CORRECT
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ANSWER)-21 guage
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What is the most commonly used needle size for an infant and the elderly? - (CORRECT
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ANSWER)-23 guage
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