1.Morphology of Human Blood and Marrow Cells: Hematopoiesis

Question 1

1. Which organ(s) is (are) the primary site(s) for hematopoiesis in the fetus?

a.Liver
b. Spleen
c. Bone marrow
d. All of the above

Answer 1

d. All of the above

Question 2

2.Which listng represents the proper cell sequence of erythropoiesis?

a.Rubriblast,prorubricyte,rubricyte,metarubricyte,reticulocyte,erythrocyte

b. Rubriblast, rubricyte, prorubricyte, metarubricyte,reticulocyte,erythrocyte

c. Rubriblast, prorubricyte, metarubricyte, rubricyte,reticulocyte,erythrocyte

d. Rubriblast,reticulocyte, prorubricyte, rubricyte,metarubricyte,erythrocyte

Answer 2

a.Rubriblast,prorubricyte,rubricyte,metarubricyte,reticulocyte,erythrocyte

Question 3

3. What is the best description of a metarubricyte?

a. Solid, blue-black degenerated nucleus with nonlinear clumped chromatin pattern; no nucleoli; pink cytoplasm
b. Round nucleus with visible nucleoli; indistinct and dispersed chromatin; blue cytoplasm
c.Coarse chromatin; ill-defined or absent nucleoli; pre-dominantly blue cytoplasm with pink tinge
d. Small nucleus; thick and condensed nuclear chromatin;no nucleoli; mixture of pink and blue cytoplasm

Answer 3

a. Solid, blue-black degenerated nucleus with nonlinear clumped chromatin pattern; no nucleoli; pink cytoplasm

Question 4

4. What is the sequence for the maturation pools of granu-locyte production?

a.Maturation,proliferation, storage, functional (or mar-ginated)pool
b. Proliferation, maturation, storage, functional (or mar-ginated)pool
c. Storage, maturation, proliferation, functional (or mar-ginated)pool
d. Functional (or marginated) pool, storage, proliferation,maturation

Answer 4

b. Proliferation, maturation, storage, functional (or mar-ginated)pool

Question 5

5.Which listing represents the proper cell sequence of granulocytopoiesis?

a.Myeloblast,myelocyte,promyelocyte,metamyelocyte,band,segmented cell
b.Myeloblast,metamyelocyte,myelocyte, promyelo-cyte,segmented cell,band
c.Myeloblast, promyelocyte,myelocyte,metamyelocyte,band,segmented cell
d. Myeloblast, Band, Promyelocyte, Myelocyte, Metamyelocyte, segmented cell

Answer 5

c.Myeloblast, promyelocyte,myelocyte,metamyelocyte,band,segmented cell

Question 6

6. Which granulocytic cell has a kidney-shaped nucleus with clumped chromatin and small, pink, secondary granules with a few primary dark granules?
   a.Band
   b.Myelocyte
   c.Promyelocyte
   d. Metamyelocyte

Answer 6

d. Metamyelocyte

Question 7

7.Which granulocytic cell has large, abundant violet-blue or purple-black granules?
a. Eosinophil
b.Basophil
c. Neutrophil

Answer 7

b.Basophil

Question 8

8.What is the proper cell sequence for the monocyte-macrophage phagocytic system?
a.Monoblast,macrophage, promonocyte, monocyte
b.Monoblast,monocyte, promonocyte, macrophage
c. Monoblast, promonocyte, monocyte, macrophage
d.Monoblast, promonocyte, macrophage, monocyte

Answer 8

c. Monoblast, promonocyte, monocyte, macrophage

Question 9

9.Which cell classification is described by the following statements: second most numerous cell in the blood;usually small and round; intensely blue cytoplasm; and nucleus with clumped dark purple chromatin?
a.Monocyte
b.Lymphocyte
c.Null cell
d.Plasmacyte

Answer 9

b.Lymphocyte

Question 10

10.What is the average blood volume?

a.5 to 6L
b. 4 to 6L
c. 6 to 7L
d. 3 to 5L

Answer 10

b. 4 to 6L

Question 11

11.Which of the following is a plasma protein?
a. Fibrinogen
b.Globulin
c.Albumin
d.All of the above

Answer 11

d.All of the above

Question 12

12. What percent of the blood volume represents the formed elements?
    a.55%
    b.50%
    c.60%
    d.45%

Answer 12

d.45%