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Histology > Blood > Flashcards

Blood Flashcards

1
Q

A macrophage originates from what peripheral blood cell?

A

Monocyte

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2
Q

Rouleau formation is commonly seen in what type of blood cell?

A

RBC

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3
Q

What cell in the bone marrow is the first recognizable state in the RBC line?

A

Proerythroblast

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4
Q

What cell type has a pyknotic nucleus that will be expelled during further development?

A

Normoblast

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5
Q

What type of cell, after leaving the hemopoietic organ of its origin, may continue further cell division?

A

Lymphocytes

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6
Q

During prenatal life, where are nucleated RBCs primarily formed?

A

Yolk Sac

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7
Q

What is the most common WBC in the peripheral blood of humans?

A

Neutrophils

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8
Q

What is the smallest component of peripheral blood produced directly from megakaryocytes?

A

Platelets

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9
Q

What is the smallest WBC found in the peripheral blood?

A

Lymphocytes

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10
Q

What WBC in the peripheral blood contains bright red granules (Wright’s Stain)?

A

Eosinophil

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11
Q

What hematopoietic cell is polyploidy?

A

Megakaryocyte

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12
Q

A parasitic infection would be reflected in the elevation of what WBC?

A

Eosinophil

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13
Q

What cell can be described as a phagocyte in the peripheral blood typically having an indented nucleus & ropey chromatin?

A

Monocyte

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14
Q

What RBC has a highly condensed nucleus?

A

Normoblast

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15
Q

Granules of heparin and histamine are found in what WBC?

A

Basophil

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16
Q

What cell derives directly from the myeloblast?

A

Promyelocyte

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17
Q

During granulocyte differentiation, what cell is the last stage that can undergo mitosis

A

Myelocyte

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18
Q

What agranulocyte is the least common in normal blood?

A

Monocyte

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19
Q

What is the most common blood cell observed in a 4mo fetus?

A

Nucleated RBC

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20
Q

In the initial stage of inflammation, what blood cell, excluding RBCs, predominate?

A

Neutrophil

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21
Q

What cell has a life expectancy of about 8hrs?

A

Neutrophil

22
Q

What can become a macrophage?

A

Monocyte

23
Q

What RBC contains polyribosomes as a network, but no nucleus?

A

Reticulocyte

24
Q

A B-lymphocyte gives rise to what tissue cell?

A

Plasma Cell

25
Q

What component contains both alpha and dense granules?

A

Platelets

26
Q

What cell type lines the luminal surface of sinusoids in red bone marrow?

A

Endothelium

27
Q

The most common band cell is a developmental stage of what blood cell?

A

Neutrophil

28
Q

What RBC ejects its nucleus?

A

Normoblast

29
Q

What blood cell is associated w/ the cell-mediated immune response?

A

T-lymphocyte

30
Q

Promyelocytes differentiate into?

A

Myelocyte

31
Q

What cell comprises about 3% of WBCs?

A

Monocyte

32
Q

Platelets derive from what cell?

A

Megakaryocyte

33
Q

What is the most common nucleated cell in the blood?

A

Neutrophil

34
Q

What is the largest hemopoietic cell in the human blood marrow?

A

Megakaryocyte

35
Q

Heparin sulfate is found in the granules of what cell?

A

Basophils

36
Q

An inadequacy of what hemopoietic cell can lead to hemophilia?

A

Megakaryocyte

37
Q

From what cell is the plasma cell derived?

A

B-lymphocyte

38
Q

What organ can release large numbers of erythrocytes in response to trauma?

A

Spleen

39
Q

What cell secretes antibodies?

A

Plasma cell

40
Q

An immature erythrocyte is called?

A

Reticulocyte

41
Q

Basophils contain histamine & what other substance?

A

Heparin

42
Q

What cell produces vasoactive substances that counter act basophil secretions?

A

Eosinophils

43
Q

In mature blood cells, what large cell is not associated w/ a lobated nucleus?

A

Monocyte

44
Q

What granulocyte is the nucleus commonly obscured by the granulocytes?

A

Basophils

45
Q

What peripheral cell releases substances associated w/ hypersensitivity& anaphylaxis?

A

Basophil

46
Q

What cell type in the blood vascular system produced substances that react against vasoactive agents observed during allergic reactions?

A

Eosinophils

47
Q

What is the 1st site for hemopoiesis in the embryo?

A

Yolk sac

48
Q

What cell in the bone marrow relases cytokines (colony-stimulating factors)?

A

Reticular cells

49
Q

What substance regulates Erythropoiesis?

A

Erythropoietin

50
Q

What cell arises from the thymus, involved in cell-mediated immune response, & is involved in graft rejection?

A

T-lympocyte

Histology (11 decks)

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