BOC HEMATOLOGY Training Exam And
100% Accurate Answers.
What is the sequence of maturity for the erythrocyte?
A) Rubriblast, prorubricyte, metarubricyte, rubricyte, reticulocyte, erythrocyte
B) Prorubricyte, rubriblast, metarubricyte, reticulocyte, erythrocyte, rubricyte
C) Metarubricyte, rubriblast, reticulocyte, erythrocyte, prorubricyte, rubricyte
D) Rubricyte, metarubricyte, rubriblast, erythrocyte, reticulocyte, prorubricyte
E) Rubriblast, prorubricyte, rubricyte, metarubricyte, reticulocyte, erythrocyte - Answer E
What is the average diameter of a normal erythrocyte?
A) 3-5 µm
B) 2-4 µm
C) 8-10 µm
D) 7-8 µm
E) None of the above - Answer D
The sequence of maturity of the mature neutrophil is:
A) Myeloblast, promyelocyte, myelocyte, metamyelocyte, band neutrophil, segmented neutrophil
B) Myeloblast, promyelocyte, metamyelocyte, myelocyte, band neutrophil, segmented neutrophil
C) Myeloblast, promyelocyte, band neutrophil, metamyelocyte, myelocyte, segmented neutrophil
D) Myeloblast, myelocyte, promyelocyte, metamyelocyte, band neutrophil, segmented neutrophil
E) None of the above - Answer A
What characteristics are helpful in the identification of monocytes?
A) Gray-blue cytoplasm
B) Digestive vacuoles
C) Lacy, delicate chromatin and indented nucleus
,D) "Ground-glass" appearance of cytoplasm with evenly distributed fine granules
E) All of the above - Answer E
The lymphoblast can be identified morphologically by what characteristics?
A) Small round nucleus, basophilic cytoplasm, nucleoli
B) Large round nucleus, basophilic cytoplasm, no nucleoli
C) Small eccentric nucleus, basophilic cytoplasm, nucleoli
D) Large round nucleus, basophilic cytoplasm, nucleoli
E) None of the above - Answer D
What is the main function of the bone marrow?
A) To provide oxygenated cells to the tissues
B) Self-renewal of stromal cells
C) To maintain a steady supply of mature hematopoietic cells to circulation
D) To regulate iron storage and transfer
E) None of the above - Answer C
The most appropriate site for a successful bone marrow aspiration in an adult patient would be:
A) Calvariae
B) Scapula
C) Iliac crest
D) Long bones
E) None of the above - Answer C
Which cells have the two unique biologic characteristics of self-renewal and multilineage differentiation?
A) Pronormoblasts
B) Stem cells
C) Myeloblasts
D) Lymphoblast
,E) Eosinophil - Answer B
How is iron stored in the bone marrow?
A) Hemosiderin
B) Transferrin
C) Ferritin
D) Erythropoietin
E) None of the above - Answer B
Which of the following abnormal RBC morphologies is associated with abetalipoproteinemia?
A) Schistocytes
B) Target cells
C) Spherocytes
D) Acanthocytes
E) None of the above - Answer D
Which of the following abnormal RBC morphologies is associated with liver disease?
A) Schistocytes
B) Target cells
C) Spherocytes
D) Acanthocytes
E) None of the above - Answer B
Normal hemoglobin production is dependent upon which of the following processes?
A) Adequate globin synthesis
B) Adequate iron delivery and supply
C) Adequate synthesis of protoporphyrins
D) All of the above
E) None of the above - Answer D
, What is the normal lifespan of the RBC in circulation?
A) 60 days
B) 12 days
C) 120 days
D) 80 days
E) None of the above - Answer C
Normal adult hemoglobin A consists of:
A) Two alpha chains
B) Two beta chains
C) Four heme groups
D) All of the above
E) None of the above - Answer D
The storage form of iron is termed:
A) Haptoglobin
B) Ferritin
C) Transferrin
D) Hemopexin
E) None of the above - Answer B
Which of the following is the transport protein for iron?
A) Haptoglobin
B) Ferritin
C) Transferrin
D) Hemopexin
E) None of the above - Answer C
