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Questions and Answers
What is the main function of plasma in the blood?
What is the main function of plasma in the blood?
- Transporting oxygen to cells
- Supplying nutrients to cells (correct)
- Carrying cells that protect against infection
- Removing waste products of cellular metabolism
What is the main function of albumins in the plasma?
What is the main function of albumins in the plasma?
- Carry oxygen to cells
- Control plasma oncotic pressure (correct)
- Protect against infection
- Remove waste products from cells
What is the main function of globulins in the plasma?
What is the main function of globulins in the plasma?
- Carry oxygen to cells
- Control plasma oncotic pressure
- Act as carrier proteins and immunoglobulins (correct)
- Remove waste products from cells
What are the main constituents of lipoproteins in the plasma?
What are the main constituents of lipoproteins in the plasma?
What is the main function of serum in the blood?
What is the main function of serum in the blood?
Which type of cells are responsible for tissue oxygenation?
Which type of cells are responsible for tissue oxygenation?
What is the life cycle of erythrocytes (Red cells)?
What is the life cycle of erythrocytes (Red cells)?
What is the function of leukocytes (White cells) in the blood?
What is the function of leukocytes (White cells) in the blood?
What is the main function of thrombocytes (Platelets) in the blood?
What is the main function of thrombocytes (Platelets) in the blood?
Which organelle is responsible for oxygen transport in erythrocytes (Red cells)?
Which organelle is responsible for oxygen transport in erythrocytes (Red cells)?
What is the last immature form of erythroblast?
What is the last immature form of erythroblast?
What is the main function of reticulocyte count?
What is the main function of reticulocyte count?
What is the most common type of hemoglobin?
What is the most common type of hemoglobin?
Which enzyme deficiency can result in damage and death to RBCs?
Which enzyme deficiency can result in damage and death to RBCs?
What is the average lifespan of a typical erythrocyte?
What is the average lifespan of a typical erythrocyte?
What is the function of heme in erythrocytes?
What is the function of heme in erythrocytes?
What happens to old erythrocytes after they attract macrophages?
What happens to old erythrocytes after they attract macrophages?
Which organ metabolizes the porphyrin of heme to bilirubin?
Which organ metabolizes the porphyrin of heme to bilirubin?
What is the major iron storage protein?
What is the major iron storage protein?
Where does iron absorption primarily occur?
Where does iron absorption primarily occur?
What happens if the platelet count falls below 50,000/mm3?
What happens if the platelet count falls below 50,000/mm3?
What is the main function of platelets?
What is the main function of platelets?
Which of the following is a mechanism that prevents the formation of spontaneous clots in normal vessels?
Which of the following is a mechanism that prevents the formation of spontaneous clots in normal vessels?
What does heparin, produced by mast cells and basophils, do?
What does heparin, produced by mast cells and basophils, do?
What is the role of Coumadin in the clotting process?
What is the role of Coumadin in the clotting process?
What does a prolonged bleeding time usually suggest?
What does a prolonged bleeding time usually suggest?
What happens to the blood cell counts in infants and children?
What happens to the blood cell counts in infants and children?
What is true about platelets in full-term neonates?
What is true about platelets in full-term neonates?
What is the role of plasminogen activator in the clotting process?
What is the role of plasminogen activator in the clotting process?
What is the function of PTT (partial thromboplastin time) test?
What is the function of PTT (partial thromboplastin time) test?
What is the role of INR (International normalized ratio) test?
What is the role of INR (International normalized ratio) test?
What happens to erythrocyte lifespan with age?
What happens to erythrocyte lifespan with age?
What causes an increase in platelet adhesiveness with age?
What causes an increase in platelet adhesiveness with age?
How does hypoxic intrauterine environment affect erythropoietin production?
How does hypoxic intrauterine environment affect erythropoietin production?
Which component is responsible for the arrest of bleeding?
Which component is responsible for the arrest of bleeding?
What is the primary function of von Willebrand factor?
What is the primary function of von Willebrand factor?
What is the life expectancy of platelets?
What is the life expectancy of platelets?
What is the main role of thromboxane A2 in hemostasis?
What is the main role of thromboxane A2 in hemostasis?
Which clotting factor is synthesized in the liver in the presence of vitamin K and required during the intrinsic pathway?
Which clotting factor is synthesized in the liver in the presence of vitamin K and required during the intrinsic pathway?
What is the function of calcium in the process to activate clotting factors?
What is the function of calcium in the process to activate clotting factors?
What initiates repair processes including clot retraction and clot dissolution?
What initiates repair processes including clot retraction and clot dissolution?
Which factor leads to the activation of the intrinsic pathway when it contacts subendothelial substances exposed by vascular injury?
Which factor leads to the activation of the intrinsic pathway when it contacts subendothelial substances exposed by vascular injury?
Which step is essential for prothrombin to be converted to thrombin?
Which step is essential for prothrombin to be converted to thrombin?
Which cellular component of blood is responsible for defending the body against infection and removing debris?
Which cellular component of blood is responsible for defending the body against infection and removing debris?
What is the normal range for platelet count in blood?
What is the normal range for platelet count in blood?
Where does the development or activity of lymphocytes, monocytes, and macrophages primarily occur?
Where does the development or activity of lymphocytes, monocytes, and macrophages primarily occur?
What is the primary function of the spleen in the hematologic and immune systems?
What is the primary function of the spleen in the hematologic and immune systems?
Where is hematopoiesis predominantly carried out in adults?
Where is hematopoiesis predominantly carried out in adults?
What process increases the conversion of yellow bone marrow to hematopoietic red marrow?
What process increases the conversion of yellow bone marrow to hematopoietic red marrow?
Which hormone stimulates the production of erythrocytes?
Which hormone stimulates the production of erythrocytes?
What is the primary site of residence of hematopoietic stem cells?
What is the primary site of residence of hematopoietic stem cells?
What is the function of lymph nodes in the immune and hematologic systems?
What is the function of lymph nodes in the immune and hematologic systems?
What is the lifespan of erythropoietin once it is released from the kidney?
What is the lifespan of erythropoietin once it is released from the kidney?
What is the function of granulocytes in blood?
What is the function of granulocytes in blood?
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