Question 1

What is the preferred collection site on a patient being treated for blood clots who has an intravenous line in each forearm?

Accepted Answer

A) antecubital fossa above the intravenous access site 
B) feet 
C) hands 
D) femoral artery 
A) antecubital fossa above the intravenous access site 
B) feet 
C) hands 
D) femoral artery C

Question 2

Hepatitis B virus can survive on a dried surface at room temperature for

Accepted Answer

A) 1 day 
B) 2 days 
C) 1 week 
D) 1 month 
A) 1 day 
B) 2 days 
C) 1 week 
D) 1 month C

Question 3

The preanalytic phase of clinical laboratory testing includes all of the following except

Accepted Answer

A) reporting of laboratory testing results. 
B) verifying correct patient identification. 
C) immediate mixing blood in tubes containing additives. 
D) correct entry of patient name and test (or tests) ordered in laboratory information system. 
A) reporting of laboratory testing results. 
B) verifying correct patient identification. 
C) immediate mixing blood in tubes containing additives. 
D) correct entry of patient name and test (or tests) ordered in laboratory information system. A

Question 4

What is the best method to use for increasing blood flow for capillary punctures?

Accepted Answer

A) Apply a warm cloth to the site. 
B) Apply ice to the site. 
C) Apply a tourniquet just above the intended site. 
D) Have the patient jump up and down. 
A) Apply a warm cloth to the site. 
B) Apply ice to the site. 
C) Apply a tourniquet just above the intended site. 
D) Have the patient jump up and down.

Question 5

What is the correct action to take if the patient refuses to have his or her blood drawn?

Accepted Answer

A) Leave the room immediately. 
B) Politely try to persuade the patient to reconsider. 
C) Draw the blood anyway. 
D) Tell the patient that he or she must have the test. 
A) Leave the room immediately. 
B) Politely try to persuade the patient to reconsider. 
C) Draw the blood anyway. 
D) Tell the patient that he or she must have the test.

Question 6

What is the recommended number of times for one phlebotomist to attempt to draw a patient?

Accepted Answer

A) one 
B) two 
C) four 
D) as many times as necessary to collect the blood 
A) one 
B) two 
C) four 
D) as many times as necessary to collect the blood

Question 7

What information is not required on a blood tube label?

Accepted Answer

A) patient name 
B) patient identification number 
C) phlebotomist initials 
D) physician name 
A) patient name 
B) patient identification number 
C) phlebotomist initials 
D) physician name

Question 8

Skin puncture on a newborn should preferably be performed on the

Accepted Answer

A) palmer side of the thumb. 
B) palmer side of the index finger. 
C) bottom side of the big toe. 
D) lateral or medial surface of the bottom of the heel. 
A) palmer side of the thumb. 
B) palmer side of the index finger. 
C) bottom side of the big toe. 
D) lateral or medial surface of the bottom of the heel.

Question 9

What is the most important step in the phlebotomy procedure?

Accepted Answer

A) getting enough blood for all tests 
B) getting the needle in the vein 
C) proper patient identification 
D) drawing tubes with no anticoagulant before the lavender tube 
A) getting enough blood for all tests 
B) getting the needle in the vein 
C) proper patient identification 
D) drawing tubes with no anticoagulant before the lavender tube

Question 10

What test result is most affected by the absence of patient fasting?

Accepted Answer

A) glucose 
B) white blood cell (WB
C)  count 
C) prothrombin time (PT) 
D) erythrocyte sedimentation rate 
A) glucose 
B) white blood cell (WB
C)  count 
C) prothrombin time (PT) 
D) erythrocyte sedimentation rate

Question 11

What anticoagulant agent is used most often in the hematology laboratory?

Accepted Answer

A) 3.2% sodium citrate in the purple top 
B) EDTA in the purple top 
C) 3.2% sodium citrate in the blue top 
D) heparin in the green top 
A) 3.2% sodium citrate in the purple top 
B) EDTA in the purple top 
C) 3.2% sodium citrate in the blue top 
D) heparin in the green top

Question 12

Safety requirements for phlebotomy include:

Accepted Answer

A) wearing gloves. 
B) wearing a face shield. 
C) recapping the needle immediately after removal from the arm. 
D) discarding blood-contaminated gauze in the nearest wastebasket. 
A) wearing gloves. 
B) wearing a face shield. 
C) recapping the needle immediately after removal from the arm. 
D) discarding blood-contaminated gauze in the nearest wastebasket.

Question 13

When is the proper time to label a tube of blood?

Accepted Answer

A) at the bedside immediately before drawing 
B) at the bedside immediately after drawing 
C) at the nurses' station immediately after drawing 
D) immediately on return to the laboratory 
A) at the bedside immediately before drawing 
B) at the bedside immediately after drawing 
C) at the nurses' station immediately after drawing 
D) immediately on return to the laboratory

Question 14

Venipuncture needles,after use,must be disposed of in a

Accepted Answer

A) biohazard bag. 
B) laboratory wastebasket. 
C) biohazard sharps container. 
D) All of the above are acceptable. 
A) biohazard bag. 
B) laboratory wastebasket. 
C) biohazard sharps container. 
D) All of the above are acceptable.

Question 15

Which of the following would be an acceptable sample?

Accepted Answer

A) CBC collected in a green top 
B) coagulation tests on a hemolyzed sample 
C) CBC drawn on a nonfasting patient 
D) CBC drawn above an intravenous access site 
A) CBC collected in a green top 
B) coagulation tests on a hemolyzed sample 
C) CBC drawn on a nonfasting patient 
D) CBC drawn above an intravenous access site

Question 16

What is the correct draw order when a complete blood count (CBC)and a PT are ordered?

Accepted Answer

A) discard tube, purple top, blue top 
B) blue top, lavender top 
C) lavender top, blue top 
D) green top, lavender top 
A) discard tube, purple top, blue top 
B) blue top, lavender top 
C) lavender top, blue top 
D) green top, lavender top

Question 17

Isopropyl alcohol (70%)is commonly used for cleansing the venipuncture site before phlebotomy.The motion that should be used in cleansing is

Accepted Answer

A) beginning at the outer edge away from the intended site of needle entry, use concentric circles and gradually work in to the center. 
B) using random motion, scrub over and around the intended site of needle entry for 1 full minute. 
C) beginning at the intended site of needle entry, work in concentric circles away from the site. 
D) using random motion, lightly wipe over the intended site for 2 full minutes. 
A) beginning at the outer edge away from the intended site of needle entry, use concentric circles and gradually work in to the center. 
B) using random motion, scrub over and around the intended site of needle entry for 1 full minute. 
C) beginning at the intended site of needle entry, work in concentric circles away from the site. 
D) using random motion, lightly wipe over the intended site for 2 full minutes.

Question 18

A coagulation screen is ordered on a patient who is a difficult draw.A 5-mL blue top tube is drawn but fills only halfway.What would be the appropriate next step?

Accepted Answer

A) Draw another half-filled 5-mL blue top tube, and combine the two tubes. 
B) Discard the first tube, and attempt to draw a filled 5-mL blue top tube. 
C) Draw a red top tube, and add blood to completely fill the blue top tube. 
D) Send the half-filled blue top tube to the coagulation laboratory. 
A) Draw another half-filled 5-mL blue top tube, and combine the two tubes. 
B) Discard the first tube, and attempt to draw a filled 5-mL blue top tube. 
C) Draw a red top tube, and add blood to completely fill the blue top tube. 
D) Send the half-filled blue top tube to the coagulation laboratory.

Question 19

What is the correct procedure to follow if the site adjacent to the needle starts to swell profusely?

Accepted Answer

A) Pull back slightly on the needle. 
B) Finish collecting the blood. 
C) Reposition the needle. 
D) Remove the needle and apply pressure. 
A) Pull back slightly on the needle. 
B) Finish collecting the blood. 
C) Reposition the needle. 
D) Remove the needle and apply pressure.

Question 20

At what temperature should blood samples be transported?

Accepted Answer

A) at room temperature 
B) at 37° C 
C) on ice 
D) depends on the test requested 
A) at room temperature 
B) at 37° C 
C) on ice 
D) depends on the test requested

Exam 3: Blood Specimen Collection

What is the preferred collection site on a patient being treated for blood clots who has an intravenous line in each forearm?

Hepatitis B virus can survive on a dried surface at room temperature for

The preanalytic phase of clinical laboratory testing includes all of the following except

What is the best method to use for increasing blood flow for capillary punctures?

What is the correct action to take if the patient refuses to have his or her blood drawn?

What is the recommended number of times for one phlebotomist to attempt to draw a patient?

What information is not required on a blood tube label?

Skin puncture on a newborn should preferably be performed on the

What is the most important step in the phlebotomy procedure?

What test result is most affected by the absence of patient fasting?

What anticoagulant agent is used most often in the hematology laboratory?

Safety requirements for phlebotomy include:

When is the proper time to label a tube of blood?

Venipuncture needles,after use,must be disposed of in a

Which of the following would be an acceptable sample?

What is the correct draw order when a complete blood count (CBC)and a PT are ordered?

Isopropyl alcohol (70%)is commonly used for cleansing the venipuncture site before phlebotomy.The motion that should be used in cleansing is

A coagulation screen is ordered on a patient who is a difficult draw.A 5-mL blue top tube is drawn but fills only halfway.What would be the appropriate next step?

What is the correct procedure to follow if the site adjacent to the needle starts to swell profusely?

At what temperature should blood samples be transported?

An Overview of Clinical Laboratory Hematology

Safety in the Hematology Laboratory

Care and Use of the Microscope

Quality Assurance in Hematology and Hemostasis Testing

Cellular Structure and Function

Hematopoiesis

Erythrocyte Production and Destruction

Erythrocyte Metabolism and Membrane Structure and Function

Hemoglobin Metabolism

Iron Kinetics and Laboratory Assessment

Leukocyte Development, Kinetics, and Functions

Platelet Production, Structure, and Function

Manual, Semiautomated and Point-of-Care Testing in Hematology

Automated Blood Cell Analysis

Examination of the Peripheral Blood Film and Correlation with the Complete Blood Count

Bone Marrow Examination

Body Fluid Analysis in the Hematology Laboratory

Anemias: Red Blood Cell Morphology and Approach to Diagnosis

Disorders of Iron Kinetics and Heme Metabolism

Anemias Caused by Defects of DNA Metabolism

Bone Marrow Failure

Introduction to Increased Destruction of Erythrocytes

Intrinsic Defects Leading to Increased Erythrocyte Destruction

Extrinsic Defects Leading to Increased Erythrocyte Destruction Nonimmune Causes

Extrinsic Defects Leading to Increased Erythrocyte Destruction Immune Causes

Hemoglobinopathies (Structural Defects in Hemoglobin)

Thalassemias

Nonmalignant Leukocyte Disorders

Cytogenetics

Molecular Diagnostics in Hematopathology

Flow Cytometric Analysis in Hematologic Disorders

Myeloproliferative Neoplasms

Myelodysplastic Syndromes

Acute Leukemias

Mature Lymphoid Neoplasms

Normal Hemostasis and Coagulation

Hemorrhagic Disorders and Laboratory Assessment

Thrombotic Disorders and Laboratory Assessment

Thrombocytopenia and Thrombocytosis

Qualitative Disorders of Platelets and Vasculature

Laboratory Evaluation of Hemostasis

Antithrombotic Therapies and their Laboratory Assessment

Hemostasis and Coagulation Instrumentation

Pediatric and Geriatric Hematology and Hemostasis

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