Question 1

What is the screening test of choice in the work-up of PNH?

Accepted Answer

A) Acid elution of hemoglobin F 
B) Hemoglobin A2 estimation 
C) Soluble transferrin receptor 
D) Sugar-water test 
A) Acid elution of hemoglobin F 
B) Hemoglobin A2 estimation 
C) Soluble transferrin receptor 
D) Sugar-water test

Question 2

Given an RBC count of 3.25 x 10¹²/L, a hemoglobin of 9.0 g/dL, and a hematocrit of 25%, how will the red cells appear under PB smear examination?

Accepted Answer

A) Normocytic 
B) Macrocytic 
C) Microcytic 
D) Hyperchromic 
A) Normocytic 
B) Macrocytic 
C) Microcytic 
D) Hyperchromic

Question 3

A technologist is performing differentials, and notices that all the slides he has reviewed appear pink.What is the best course of action to correct this problem?

Accepted Answer

A) Change the buffer so that it is more acidic. 
B) Change the buffer so that it is more alkaline. 
C) Clean the slides and make a new smear. 
D) Filter the stain used. 
A) Change the buffer so that it is more acidic. 
B) Change the buffer so that it is more alkaline. 
C) Clean the slides and make a new smear. 
D) Filter the stain used.

Question 4

What is the function of a microscope's condenser?

Accepted Answer

A) To adjust the magnification of the slide against the viewer's eye 
B) To direct light onto the slide 
C) To hold the slide 
D) To regulate the amount of light projected onto the slide 
A) To adjust the magnification of the slide against the viewer's eye 
B) To direct light onto the slide 
C) To hold the slide 
D) To regulate the amount of light projected onto the slide

Question 5

A clinical laboratory professional performs a manual reticulocyte count using the Miller disk and observes 83 reticulocytes (square A) in 214 erythrocytes (square B).Which of the following conditions is associated with this reticulocyte count?

Accepted Answer

A)  Megaloblastic anemia 
B)  Beta thalassemia minor 
C)  Hereditary spherocytosis 
D)  Diamond-Blackfan anemia 
A)  Megaloblastic anemia 
B)  Beta thalassemia minor 
C)  Hereditary spherocytosis 
D)  Diamond-Blackfan anemia

Question 6

An instrument printout reports a WBC count of 18 x 109/L.The technologist notes 44 nucleated red blood cells.What is the corrected WBC count?

Accepted Answer

A) 18.4 x 109/L 
B) 15.8 x 109/L 
C) 8.3 x 109L 
D) 12.5 x 109/L 
A) 18.4 x 109/L 
B) 15.8 x 109/L 
C) 8.3 x 109L 
D) 12.5 x 109/L

Exam 33: Hematology Procedures and Hemostasis

What is the screening test of choice in the work-up of PNH?

Given an RBC count of 3.25 x 10¹²/L, a hemoglobin of 9.0 g/dL, and a hematocrit of 25%, how will the red cells appear under PB smear examination?

A technologist is performing differentials, and notices that all the slides he has reviewed appear pink.What is the best course of action to correct this problem?

What is the function of a microscope's condenser?

A clinical laboratory professional performs a manual reticulocyte count using the Miller disk and observes 83 reticulocytes (square A) in 214 erythrocytes (square B).Which of the following conditions is associated with this reticulocyte count?

An instrument printout reports a WBC count of 18 x 109/L.The technologist notes 44 nucleated red blood cells.What is the corrected WBC count?

Introduction

Cellular Homeostasis

Hematopoiesis

Structure and Function of Hematopoietic Organs

The Erythrocyte

Hemoglobin

The Leukocyte

Introduction to Anemia

Anemias of Disordered Iron Metabolism and Heme Synthesis

Hemoglobinopaties: Qualitative Defects

Thalassemia

Megaloblastic and Nonmegaloblastic Macrocytic Anemias

Introduction to Hemolytic Anemia

Hemolytic Anemia: Membrane Defects

Hemolytic Anemia: Enzyme Deficiencies

Hemolytic Anemia: Immune Anemias

Hemolytic Anemia: Nonimmune Defects

Nonmalignant Granulocyte and Monocyte Disorders

Nonmalignant Lymphocyte Disorders

Introduction to Hematopoietic Neoplasms

Myeloproliferative Disorders

Myelodysplastic Syndromes

Acute Myeloid Leukemias

Acute Lymphoblastic Leukemias

Lymphoid Malignancies: Chronic Lymphoid Leukemias, Lymphomas, and Plasma Cell Neoplasms

Hematopoietic Stem Cell Transplantation

Morphologic Analysis of Body Fluids in the Hematology Laboratory

Primary Hemostasis

Secondary Hemostasis and Fibrinolysis

Disorders of Primary Hemostasis

Disorders of Secondary Hemostasis

Thrombophilia

Bone Marrow Examination

Automation in Hematology and Hemostasis

Flow Cytometry

Chromosome Analysis of Hematopoietic and Lymphoid Disorders

Molecular Analysis of Hematologic Diseases

Laboratory Testing in Coagulation

Quality Assessment in the Hematology Laboratory

Filters