Hematology

Which organ(s) is/are the primary site(s) for heamtopoiesis in the fetus? a) liver b) spleen c) bone marrow d) all of the above e) none of the above

Which listing 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

Which listing represents the proper cell sequence of granulocytoiesis? a) myeloblast, myelocyte, promyelocyte, metamyelocyte, band, neutrophil b) myeloblast, metamyelocyte, myelocyte, promyelocyte, neutrophil, band c) myeloblast, promyelocyte, myelocyte, metamyelocyte, band, neutrophil d) myeloblast, band, promyelocyte, myelocyte, metamyelocyte, neutrophil

What is the best description of a metarubricyte? a) solid, blue-black degenerated nucleus w/ nonlinear clumped chromatin patter; no nucleoli; pink cytoplasm b) round nucleus w/ visible nucleoli; indistinct & dispersed chromatin pattern; blue cytoplasm c) course chromatin pattern; ill-defined or absent nucleoli; predominantly blue cytoplasm w/ pink tinge d) small nucleus; thick & condensed nuclear chromatin patter; no nucleoli; mixture of pink & blue cytoplasm

Which granulocyte has a kidney-bean shaped nucleus w/ a clumped chromatin pattern & small secondary granules w/ a few primary granules? a) band b) myelocyte c) promycelocyte d) metamyelocyte

Which granulocytic cell has large, abundant purple-black granules? a) eosinophil b) basophil c) neutrophil

What is the proper cell sequence for the monocytic-phagocytic system (MPS)? a) monoblast, macrophage, promonocyte, monocyte b) monoblast, monocyte, promonocyte, macrophage c) monoblast, promonocyte, monocyte, macrophage d) monoblast, promonocyte, macrophage, monocyte

Which cell classification is escribed by the following: second most abundant cell in the blood of a normal adult, usually small & round; sky-blue to intensely blue cytoplasm; & nucleus w/ clumped dark purple chromatin? a) monocyte b) lymphocyte c) null cell d) plasmacyte

At what stage of differentiation will cells become committed to one cell line? a) pluripotential stem cell b) colony-forming unit c) myeloblast d) progranulocyteB

Which of the following is not a crucial area of RBC survival & fxn? a) integrity of RBC cellular membrane b) cell metabolism c) intravascular hemolysis d) hgb structure

Which abnormal RBC is not caused by a structural membrane defect? a) spherocytes b) target cells c) siderocytes d) acanthocytes

Which list represents the complete set of processes necessary for normal hgb production? a) iron delivery & supply, synthesis of protoporphyrins, globin synthesis b) iron salvage, synthesis of conjugated bilirubin, haptoglobin synthesis c) iron accumulation, synthesis of hemoplexin, globulin catabolism d) iron catabolism, synthesis of uroporphyrinogen, ferritin synthesis

What is the correct list for the # & type of globin chains in normal adult hgb? a) 4 alpha, 2 beta, 2 delta chains b) 2 alpha, 2 nonalpha chains c) 2 alpha, 4 beta, 1 delta, & 1 epsilon chain d) 4 alpha, 2 beta, 2 delta, & 1 epsilon chain

What is the composition of normal adult hgb? a) 92-95% Hgb A; 5-8% Hgb A2; 1-2% Hgb F b) 90-92% Hgb A; 2-3% Hgb A2; 2-5% Hgb F c) 80-85% Hgb A; 2-3% Hgb A2; 1-2% Hgb F d) 95-97% Hgb A; 2-3% Hgb A2; 1-2% Hgb F

Which of the following cells is caused by iron accumulation? a) acanthocyte b) ringed sideroblast c) burr cell d) schistocyte