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A quiz about the blood tissue

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Shireen Ahmed
Created by Shireen Ahmed about 9 years ago
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Histology- Blood Tissue 1st Year PMU

Histology- Blood Tissue 1st Year PMU

Question 1 of 20

1

The increase in number of erythrocytes is called erythropenia

Select one of the following:

  • True
  • False

Explanation

Question 2 of 20

1

Normally the reticuloycytes are 0.5 - 1% of erythrocytes number

Select one of the following:

  • True
  • False

Explanation

Question 3 of 20

1

The increase in number of the leucocytes is called leucocytosis

Select one of the following:

  • True
  • False

Explanation

Question 4 of 20

1

The number of the leucocytes is from 4.10^9/I to 10.10^10/I

Select one of the following:

  • True
  • False

Explanation

Question 5 of 20

1

The number of blood platelets (thrombocytes) is 20.10^9/I - 40.10^9/I

Select one of the following:

  • True
  • False

Explanation

Question 6 of 20

1

The basophils (basophil granulocytes) are about 4-8% of the total number of leucocytes

Select one of the following:

  • True
  • False

Explanation

Question 7 of 20

1

An internal network or reticulum from residual RNA (substantia granulo-reticulo-filamentosa) is found in:

One correct answer

Select one of the following:

  • Monocytes

  • Reticulocytes

  • Erythrocytes

  • Megakaryocytes

Explanation

Question 8 of 20

1

The specific granules of neutrophils (polymorphonuclear leucocytes) contain:

One correct answer

Select one of the following:

  • Mucopolysaccharide

  • Peroxidase

  • Histamine

  • Hydrolytic enzymes

Explanation

Question 9 of 20

1

In which stage of granulocyte development do their specific granules appear:

One correct answer

Select one of the following:

  • Myleoblast

  • Promyelocyte

  • Mylelocyte

  • Metamyelocyte

Explanation

Question 10 of 20

1

The lymphocytes possess:

One correct answer

Select one of the following:

  • Many-lobed (polymorphous) nucleus

  • Pale, kidney-shaped nucleus

  • Dark stained, round nucleus

  • Pyknotic nucleus

Explanation

Question 11 of 20

1

The megakaryocytes are:

One correct answer

Select one of the following:

  • Large in size lymphocytes

  • Large in size erythrocytes

  • Type of macrophages

  • Cells whose cytoplasm is pinched off as blood platelets (thrombocytes)

Explanation

Question 12 of 20

1

What cell type releases histamine after stimulation:

One correct answer

Select one of the following:

  • Neutrophil granulocyte

  • Eosinophil granulocyte

  • Monocyte

  • Basophil granulocyte

Explanation

Question 13 of 20

1

Peculiar to the blood serum is the lack of:

One correct answer

Select one of the following:

  • Fibrinogen

  • Albumins

  • Immunoglobulins

  • Lipoproteins

Explanation

Question 14 of 20

1

The consecutive stages in erythropoiesis are:

One correct answer

Select one of the following:

  • Proerythroblast, polychromactic erythroblast, basophilic erythroblast, orthochromatic erythroblast, normoblast

  • Proerythroblast, basophilic erythroblast, polychromactic erythroblast, orthochromatic erythroblast, normoblast

  • Proerythroblast, orthochromatic erythroblast, basophilic erythroblast, polychromactic erythroblast, normoblast

  • Normoblast, orthochromatic erythroblast, basophilic erythroblast, polychromactic erythroblast, Proerythroblast

Explanation

Question 15 of 20

1

The blood cells derive from:

One correct answer

Select one of the following:

  • Ectoblast

  • Endoblast

  • Mesoblast

  • Mesenchyme

Explanation

Question 16 of 20

1

In functional aspect, B-lymphocytes are associated with:

One correct answer

Select one of the following:

  • Immune tolerance

  • Inflammation

  • Production of antibodies

  • Release of cytokines

Explanation

Question 17 of 20

5

What of the following is specific for the monocytes:

More than one correct answer

Select one or more of the following:

  • Kidney-shaped nucleus

  • Eccentric placed nucleus with heterochromatin arranged in "cartwheel" fashion

  • Scanty, basophilic stained cytoplasm

  • Pale, greyish-blue stained cytoplasm

  • Are cells of the reticuloendothelial (macrophage) system

Explanation

Question 18 of 20

5

The blood platelet granules contain:

More than one correct answer

Select one or more of the following:

  • Factors of clotting mechanism

  • Serotonin

  • Hydrolytic enzymes

  • Alkaline phosphatase

Explanation

Question 19 of 20

5

What of the following is specific for the common stem cell (hemocytoblast):

More than one correct answer

Select one or more of the following:

  • Gives rise to all blood cells (pluripotential cell)

  • Large cell with basophilic cytoplasm and dark stained nucleus

  • Is progenitor type cell

  • Arises by mitotic divisions of its own type

  • Is found in all hemopoietic organs

Explanation

Question 20 of 20

5

What of the following is specific for the erythrocyte development (erythropoiesis):

More than one correct answer

Select one or more of the following:

  • Synthesis and accumulation of hemoglobin

  • Release of cytokines

  • Extrusion of the nucleus

  • Invagination of the nucleus

  • Decrease in cell volume

Explanation

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