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CLINICAL CHEMISTRY 1 - PART 1 (Specimen Collection & Consideration + ​Laboratory Safety & Regulation)

Quiz by Joey Doctora

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40 questions
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  • Q1

    :::Specimen Collection & Consideration:::

    Site for venipuncture that needs permission before extraction?

    Leg vein

    Wrist vein

    Brachial vein

    Hand vein

    30s
  • Q2

    ::::Specimen Collection & Consideration::::

    Most common site for venipuncture

    Basilic vein

    Antecubital fossa

    Median cubital vein

    Cephalic vein

    30s
  • Q3

    ::::Specimen Collection & Consideration::::

    The following are characteristics of plasma, except?

    Contains fibrinogen

    Normally clear to slightly hazy, pale yellow fluid

    Separated from the cells when blood in an anticoagulant tube is centrifuged

    Increased levels of potassium

    30s
  • Q4

    ::::Specimen Collection & Consideration::::

    All are characteristic of ETS, except?

    it is the recommended method for infants and children

    It lessens the risk of specimen contamination

    Blood is collected directly from the vein into a tube

    It minimizes exposure to the blood

    30s
  • Q5

    ::::Specimen Collection & Consideration::::

    Physical method for preparing Protein Free Filtrate

    Ultracentrifugation

    Folin Wu

    Vans Slyke

    5% TCA

    30s
  • Q6

    ::::Specimen Collection & Consideration::::

    Protein Free Filtrate (PFF), is a biological sample without proteins. Why do we need to remove proteins?

    To prevent direct colorimetric interference by zwitterions

    To prevent cross-reacting with plasma lipids

    To prevent agglutination with plasma lipids

    To prevent protein coagulation with the sample

    30s
  • Q7

    ::::Specimen Collection & Consideration::::

    Sample which contains both cells and plasma

    Protein Free Filtrate

    Plasma

    Whole blood

    Serum

    30s
  • Q8

    ::::Specimen Collection & Consideration::::

    Tourniquet, will cause

    Restricts venous and arterial flow

    Constriction of veins

    Continuance of blood flow

    Dilation of veins

    30s
  • Q9

    ::::Specimen Collection & Consideration::::

    Standard needle gauge for routine venipuncture

    21 gauge

    20 gauge

    22 gauge

    23 gauge

    30s
  • Q10

    ::::Specimen Collection & Consideration::::

    Most common needle gauge for phlebotomy

    23 gauge

    22 gauge

    20 gauge

    21 gauge

    30s
  • Q11

    ::::Specimen Collection & Consideration::::

    Tourniquet must not be left on longer than

    30 seconds

    60 seconds

    90 seconds

    30 minutes

    30s
  • Q12

    ::::Specimen Collection & Consideration::::

    Mechanism of action: K3EDTA 

    Clot activator

    Chelates calcium

    Aids bacterial recovery

    Inhibits thrombin

    30s
  • Q13

    ::::Specimen Collection & Consideration::::

    Mechanism of action: Sodium fluoride

    Inhibits thrombin

    Antiglycolytic agent

    Aids bacterial recovery

    Chelates calcium

    30s
  • Q14

    ::::Specimen Collection & Consideration::::

    Stopper color: ACD

    Black

    Yellow

    Pink

    White

    30s
  • Q15

    ::::Specimen Collection & Consideration::::

    Stopper color: Royal blue

    Bacteriology

    Glucose determination

    Hematology

    Toxicology

    30s

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