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WorksheetsErythropoiesis and Coagulation Quiz
Total questions: 20
Worksheet time: 10mins
Which is the earliest recognizable cell in erythropoiesis?
Reticulocyte
Proerythroblast
Normoblast
Megakaryocyte
Erythropoiesis predominantly occurs in adults at?
Liver
Femur
Red bone marrow of flat bones
Yolk sac
Which hormone is the major stimulator of erythropoiesis?
Insulin
Erythropoietin
Testosterone
Thyroxine
Erythropoietin is primarily secreted by?
Liver
Red bone marrow
Kidneys
Spleen
During fetal life, erythropoiesis in the liver is most active during?
First trimester
Second trimester
Third trimester
Birth
Final stage of erythrocyte maturation before becoming a mature RBC is?
Normoblast
Reticulocyte
Proerythroblast
Myelocyte
Which of the following is a nutrient essential for DNA synthesis in erythropoiesis?
Iron
Vitamin B12
Vitamin C
Copper
Which of the following is needed for hemoglobin synthesis?
Zinc
Iron
Vitamin D
Calcium
Intrinsic pathway is initiated by?
Tissue damage
Exposure to collagen
Thromboplastin
Calcium
Extrinsic pathway is initiated by?
Platelet aggregation
Endothelial injury
Tissue thromboplastin
Calcium
Common pathway of coagulation begins with activation of?
Factor X
Factor VII
Prothrombin
Thrombin
Which ion is essential for all steps in blood clotting?
Sodium
Potassium
Calcium
Magnesium
Fibrin is formed from?
Fibrinogen by thrombin
Prothrombin by calcium
Factor X by thrombin
Fibrinogen by Factor XII
Vitamin K is essential for synthesis of which clotting factor?
Factor I
Factor VII
Factor IV
Factor XII
Which is a natural anticoagulant?
Thrombin
Heparin
Factor V
Vitamin K
What is the function of thrombin?
Converts fibrin to fibrinogen
Converts prothrombin to thrombin
Converts fibrinogen to fibrin
Activates platelets
Which test is used to assess intrinsic pathway?
Prothrombin Time (PT)
Bleeding time
Partial Thromboplastin Time (PTT)
Platelet count
Deficiency of factor VIII leads to?
Hemophilia A
Hemophilia B
Von Willebrand disease
Scurvy
The extrinsic pathway is assessed clinically by?
PT
PTT
Bleeding time
Clotting time
Which clotting factor is also called Hageman factor?
Factor IX
Factor XI
Factor XII
Factor X
