28 Questions
Which type of cell is responsible for the production of thrombocytes?
Megakaryocyte
Which type of cell is involved in allergic reactions and releases histamine?
Basophil
Which type of cell is responsible for phagocytosis and plays a key role in the immune response?
Macrophage
Which type of cell is responsible for antibody production?
Plasma cell
Which type of cell is involved in cell-mediated immunity and can directly kill infected cells?
T lymphocyte
Which of the following cell types is NOT derived from the common myeloid progenitor?
B lymphocyte
Which organ produces erythropoietin in response to low oxygen levels?
Kidney
Which hormone controls iron absorption in the gastrointestinal tract and iron release from reticuloendothelial tissue?
Hepcidin
Which type of erythropoiesis is stimulated by acute anemia and results in rapid development of new red blood cells?
Stress erythropoiesis
What condition is characterized by an abnormally low level of functional hemoglobin?
Anemia
Which vitamin is required for DNA synthesis during the proliferation phase of erythropoiesis?
Vitamin B12
What can result in the production of poor-quality reticulocytes during erythropoiesis?
Hypoxia
What stimulates the production of erythropoietin during erythropoiesis?
Low red blood cell count
Which nutrient deficiency is most likely to cause the formation of megaloblasts with a cut-salami pattern of immature chromatin during nuclear cytoplasmic maturation?
Folate deficiency
What is the underlying cause of polychromasia, the blueness observed in reticulocytes?
Presence of ribosomal RNA
What does the "left shift" refer to in the context of reticulocytosis?
Excess of young red cells
Which type of leukocyte is the most abundant in the granulocyte population?
Neutrophil
During granulopoiesis, what happens to the nuclear DNA as the granulocytes mature?
Nuclear DNA condenses into a typical "polymorphonuclear" pattern
What does the term "left shift" in granulocytes refer to?
Presence of immature granulocytes in the bloodstream
Which of the following conditions is associated with a "left shift" in granulocytes?
Bacterial infection
Which region of the abdomen is the spleen primarily located?
Left Hypochondrium
Which term describes the location where the splenic artery and splenic vein enter and exit the spleen?
Hilum
Which organ is responsible for removing old erythrocytes and screening for pathogens?
Spleen
What is stored in the spleen as a result of the breakdown of red blood cells?
Iron
Which part of the spleen is responsible for the removal of old erythrocytes?
Red pulp
Which part of the spleen is involved in screening for pathogens and immune responses?
White pulp
What is one of the storage functions of the spleen?
Stores platelets
Which term describes the network of vascular channels within the spleen that allow blood to flow through?
Splenic sinusoids
Test your knowledge of haematopoiesis and the different types of blood cells in this quiz. Learn about red cells, neutrophils, mast cells, and more!
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