BLD 324

BLD 324 QUIZ 6 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ LATEST UPDATE IXa X cofactor (VIIa) PPL calcium components of the intrinsic tenase complex (complex that converts X → Xa) X VIIa PPL calcium cofactor (TF) components of the extrinsic tenase complex (complex that converts X → Xa) intrinsic - subendothelial collagen is exposed and activates factor XII extrinsic - vessel injury causes tissue factor to be released activation of extrinsic vs intrinsic ...

BLD 324 EXAM 2 QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ LATEST UPDATE Which RBC process does not require energy? a. Cytoskeletal protein deformability b. Maintaining cytoplasm cationic electrochemical gradients c. Oxygen transport d. Preventing the peroxidation of proteins and lipids c. Oxygen transport What pathway anaerobically generates energy in the form of ATP? a. 2,3 BPG pathway b. Embden-Meyerhof pathway c. Hexose monophosphate pathway d. Rapoport-Luebering pa...

BLD 324 EXAM 1 QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ Pronormoblast, basophilic (normoblast), polychromatic (normoblast), orthochromatic (normoblast), polychromatic erythrocyte, erythrocyte Normoblast order from immature to mature Proerythroblast, basophilic, polychromatic, orthochromatic, polychromatic erythrocyte, erythrocyte Erythroblast order from immature to mature rubriblast, prorubricyte, rubricyte, metarubricyte, reticulocyte, erythrocyte Rubriblast order from imm...

BLD 324 (TEST 2) EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ LATEST UPDATE Eosinophils Granules w/ basic proteins that stain w/acid, like eosin. 1-5% distinct features of megakaryocytes Polyploid Multilobulated nucleus Endomitosis form of mitosis that lacks telophase (division of nucleus) and cytokinesis (division of cytoplasm) Platelet estimate equation # of platelets/field x RBC count / 200RBCs/field or # of platelets/field x 20,000/ul DMS demarcation system - ...

BLD 324 (TEST 1) EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED What is the primary site of Hematopoiesis in the 1st month of gestation? Mesoderm of the yold sak during the Yolk Sac Phase (aka Mesoblastic phase) What is the primary site of Hematopoiesis in the 5th month of gestation? In the LIver during the Hepatic Phase What is the primary site of Hematopoiesis in the 8th month of gestation? In the bone marrow - during the medullary phase (Myeloid) What is cells are made d...

BLD 324 EXAM 1 QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ LATEST UPDATE Blood Production Includes: renewal, proliferation, differentiation, and maturation Mesoblastic Phase -Primitive, begins ~19th day after fertilization -development of primitive erythroblasts - development of HSC - mostly in yolk sac, little in liver Hepatic Phase - begins 4-5 gestational weeks and reaches peak by 3rd month - clusters of developing erythroblasts, granulocytes, and monocytes - HbF - ...

BLD 324 LEARNING OBJECTIVES EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ Hematopoiesis Production of blood cells, switches with age as to where the blood cells are made Cytokine Cellular products that influence the function and activity of other cells Erythroblasts an immature erythrocyte, containing a nucleus. Erythropoiesis red blood cell production in the bone marrow Medullary The medullary cavity (medulla, innermost part) is the central cavity of bone shafts wher...

BLD 324 EXAM III QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ LATEST UPDATE -no renewal of cellular enzymes -gradual loss of cell functions, including energy production (no ATP) -unable to keep ions outside so there is more Na+ and more water, unable to keep hemoglobin reduced and enable to maintain integrity of membrane or cell shape (decreased flexibility) how does the lack of a nucleus affect rbc? spleen what is the major site of removal of senescent rbc? -contains arteri...

BLD 324 EXAM 3 QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ LATEST UPDATE What is the definition of Anemia? Decrease in the oxygen-carrying capacity of blood. What are the generic signs of anemia? Pallor of skin and mucous membranes Fatigue and dyspnea neurologic symptoms (e.g. headache) cardiac symptoms (e.g. palpitations) if severe/prolonged - heart failure and death :( What is the laboratory definition of anemia? Decreased hemoglobin What causes anemia in pregnant wom...

BLD 324 FINAL EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS GRADED A++ LATEST UPDATE Which of the following is derived from the common myeloid stem cell? Mature Erythrocytes Select the answer that defines hematopoiesis best. Making blood cells The nucleus appears least active in which normoblast stage? Orthochromic Normoblast Select the cell that can be identified as morphologically distinct on a Wright's stained bone marrow slide. Pronormoblast Which of the following is NOT a...