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2nd Edition
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TEST BANK
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Betty Ciesla
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Comprehensive Test Bank for Instructors
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and Students
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© Betty Ciesla
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All rights reserved. Reproduction or distribution without permission is prohibited.
©STUDYSTREAM
, TABLE OF CONTENTS
Hematology in Practice – 2nd Edition
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Betty Ciesla
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Part I: Basic Hematology Principles
1. Introduction to Hematology and Basic Laboratory Practice
2. From Hematopoiesis to the Complete Blood Count
3. Red Blood Cell Production, Function, and Relevant Red Cell
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Morphology
4. Hemoglobin Function and Principles of Hemolysis
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Part II: Red Blood Cell Disorders
5. The Microcytic Anemias
6. The Macrocytic Anemias
7. Normochromic Anemias: Biochemical, Membrane, and Miscellaneous Red
Blood Cell Disorders
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8. The Normochromic Anemias Caused by Hemoglobinopathies
Part III: White Blood Cell Disorders
9. Leukopoiesis, WBC Differential, and Lymphocyte Function
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10. Abnormalities of White Blood Cells: Quantitative, Qualitative, and Storage
Diseases
11. Acute Leukemias
12. Myeloproliferative Neoplasms
13. Lymphoproliferative Disorders and Plasma Cell Disorders
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14. The Myelodysplastic Syndromes
Part IV: Hemostasis and Disorders of Coagulation
15. Overview of Hemostasis and Platelet Physiology
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16. Quantitative & Qualitative Platelet Disorders
17. Defects of Plasma Clotting Factors
18. Fibrinogen, Thrombin, and the Fibrinolytic System
19. Introduction to Thrombosis and Anticoagulant Therapy
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Part V: Hematology Automation, Flow Cytometry & Lab Procedures
20. Hematology Automation and Flow Cell Cytometry
21. Basic Procedures in a Hematology Laboratory
Created by MedConnoisseur ©2025/2026
, Chapter 1: Introduction to Hematology and Basic Laboratory Practice
Multiple Choice
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Identify the choice that best completes the statement or answers the question.
1. Tube length when referring to the microscope is the:
a. Resolution power of the objective
b. Distance from the eyepiece to the objective
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c. Numerical aperture
d. Magnitude of the image on the stage
2. What is the most useful corrective action for the microscope when fine details cannot be visualized
in immature cells?
a. Open up diaphragm for maximum light.
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b. Wipe off lenses with lens cleaner.
c. Get a new slide.
d. Move to a lower power.
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3. Which of the following behaviors is a violation of standard precautions?
a. Handwashing after glove removal
b. Use of impermeable laboratory gowns
c. Use of goggles and face shields
d. Placing laboratory notebooks on laboratory work area
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4. Standards and calibrators differ from control materials because:
a. An exact amount of analyte is present in a standard or calibrator
b. A variable amount of analyte is present depending on patient samples
c. Standards only need to be within a target range
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d. Standards are run to the best estimate of the known value
5. If the confidence interval for most laboratories is 95.5%, what is the acceptable range for
hemoglobin if a hemoglobin control was run with a mean of 12.5 and a standard deviation of 1.0?
a. 9.5 to 12.5
b. 10.5 to 14.5
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c. 11.5 to 15.5
d. 10.0 to 13.5
6. Proper mixing of samples and timely delivery of samples to the laboratory are both examples of:
a. Delta checks
b. Postanalytic variables
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c. Preanalytic variables
d. Reflex testing
7. A delta check is a historical reference on samples run in the laboratories. Once a sample fails a delta
check, the most obvious corrective action is to:
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a. Verify the identification of the patient sample
b. Reestablish the parameters of the delta check
c. Perform reflex testing
, d. Perform a manual method
8. Which of the following is the definition of a reference interval?
a. A solution of a known amount of analyte
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b. Materials analyzed concurrently with unknown samples
c. Values established for a particular analyte, given a method, instrument, or patient
population
d. Validation techniques on flagged samples
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9. Which of the following is not considered a postanalytic variable?
a. Delta checks
b. Proper anticoagulant used
c. Specimen checked for clots
d. Critical results called
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10. Error analysis, standard protocols, and turnaround time are all part of the:
a. Quality assurance system
b. Quality control program
c. Reference standards
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d. Delta check protocol
11. The average of a group of data points is defined as the:
a. Mean
b. Mode
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c. Median
d. Modicum
12. Safety training is part of new employee training in health care and includes:
a. Biological hazards
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b. Chemical hazards
c. Environmental hazards
d. All of the above
13. Control materials are:
a. Analyzed concurrently with the unknown samples
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b. Substances with a known amount of analyte
c. Used to calibrate the method
d. All of the above
14. Delta checks are used in the hematology laboratory to:
a. Compare past patient results to the current result
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b. Verify control accuracy
c. Establish a target range
d. Establish reference ranges for a particular analyte
15. When handwashing after a patient contact, the soap application process should last at least:
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a. 5 seconds
b. 15 seconds
c. 20 seconds