Finals: Blood Flashcards
Rouleaux formation is commonly seen in what type of blood cell
RBC
A macrophage originates from what peripheral blood cell
Monocyte
What cell in the bone marrow is the first recognizable state in the RBC line
Proerythroblast
What cell has a pyknotic nucleus that will be expelled during further development
Normoblast
What type of cell after leaving the hemopoietic organ of its origin, may continue further cell dev’t
Lymphocytes
During prenatal life, where are nucleated RBCs primarily formed
Yolk sac
What is the most common WBC in the peripheral blood of humans
Neutrophils
What is the smallest component of peripheral blood produced directly from megakaryocytes
Platelets
What is the smallest WBC found in the peripheral blood
Lymphocytes
What WBC in the peripheral blood contains bright red granules (Wright’s stain)
Eosinophil
What hematopoietic cell is polyploidy
Megakaryocyte
A parasitic infection would be reflected in the elevation of what WBC
Eosinophil
What cell can be described as a phagocyte in the peripheral blood typically having an indented nucleus & ropey chromatin
Monocyte
What RBC has a highly condensed nucleus
Normoblast
Granules of heparin and histamine are found in what WBC
Basophil
What cells derives directly from the myeloblast
Promyelocyte
During granulocyte differentiation, what cell is the last stage that can undergo mitosis
Myelocyte
In the initial stage of inflammation, what blood cell, excluding RBCs predominate
Neutrophil
What can become a macrophage
Monocyte
What is the life expectancy of Neutrophil
8 hours
What RBC contains polyribosomes as a network, but no nucleus
Reticulocyte
A B lymphocyte gives rise to what tissue cell
Plasma cell
What component contains both alpha and dense granules
Platelets
What cell type lines the luminal surface of sinusoids in red bone marrow
Endothelium
The most common band cell is a developmental stage of what blood cell
Neutrophil
What RBC ejects its nucleus
Normoblast
What blood cell is associated with the cell-mediated immune response
T-lymphocyte
Promyelocyte differentiate into
Myelocyte
What cell comprises about 3% of WBCs
Monocyte
Platelets derive from what cell
Megakaryocyte
What is the most common nucleated cell in the blood
Neutrophil
What is the largest hemopoietic cell in the human blood marrow
Megakaryocyte
Heparin sulfate is found in the granules of what cell
Basophils
An inadequacy of what hemopoietic cell can lead to hemophilia
Megakaryocyte
What agranulocyte is the least common in normal blood
Monocyte
What is the most common blood cell observed in a 4mos fetus
Nucleated RBC
From what cell is the plasma cell derived
B-lymphocyte
What organ can release large numbers of erythrocytes in response to trauma
Spleen
What cell secrete antibodies
Plasma cell
An immature erythrocyte is called
Reticulocyte
Basophils contain histamine and what other substance
Heparin
What cell produces vasoactive substances that counter act basophil secretions
Eosinophils
In mature blood cells, what large cells is not associated with a lobated nucleus
Monocyte
What granulocyte is the nucleus commonly obscured by the granulocyte
Basophils
What peripheral cell releases substances associated with hypersensitivity & anaphylaxis
Basophil
What cell type in the blood vascular system produced substances that react against vasoactive agents observed during allergic reactions
Eosinophils
What is the first of hemopoiesis in the embryo
Yolk sac
What cells in the bone marrow releases cytokines (colony stimulating factors)
Reticular cells
What substance regulates erythropiesis
Erythropoietin
What cell arises from thymus, involved in cell mediated immune response & is involved in graft rejection
T-lymphocytes
