Boc Hematology Questions And Answers
Latest Update 2024/2025
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