Podcast
Questions and Answers
Where does the formation of blood cells commence during fetal development?
Where does the formation of blood cells commence during fetal development?
- In the wall of the yolk sac (correct)
- In the bone marrow
- In the spleen
- In the liver
What is the major site of blood cell formation in a normal adult?
What is the major site of blood cell formation in a normal adult?
- Spleen
- Liver
- Yolk sac
- Bone marrow (correct)
What do pluripotent haemal stem cells give rise to?
What do pluripotent haemal stem cells give rise to?
- Only lymphocytes
- Only megakaryocytes
- Only erythrocytes
- Stem cells that can form major groups of blood cells other than lymphocytes (correct)
From which region do the definitive hematopoietic stem cells originate?
From which region do the definitive hematopoietic stem cells originate?
What is the population of stem cells that can generate all types of blood cells?
What is the population of stem cells that can generate all types of blood cells?
What is the name of the stem cell that can develop into either lymphocytic stem cells or pluripotent haemal stem cells?
What is the name of the stem cell that can develop into either lymphocytic stem cells or pluripotent haemal stem cells?
When does the liver lose its blood-forming function?
When does the liver lose its blood-forming function?
What is the name of the cell that gives rise to erythrocytes?
What is the name of the cell that gives rise to erythrocytes?
What is the site where stem cells from the liver colonize in the 7th month of gestation?
What is the site where stem cells from the liver colonize in the 7th month of gestation?
What do Multipotent hematopoietic stem cells give rise to?
What do Multipotent hematopoietic stem cells give rise to?
What are the cellular components of the blood that arise from stem cells?
What are the cellular components of the blood that arise from stem cells?
What is the name of the cell that gives rise to platelets?
What is the name of the cell that gives rise to platelets?
What is the name of the stem cell that gives rise to B lymphocytes and T lymphocytes?
What is the name of the stem cell that gives rise to B lymphocytes and T lymphocytes?
Which of the following is NOT a site of haemopoiesis during fetal development?
Which of the following is NOT a site of haemopoiesis during fetal development?
What is the name of the cell that gives rise to monocytes and macrophages?
What is the name of the cell that gives rise to monocytes and macrophages?
What is the name of the cell that gives rise to neutrophils, eosinophils and basophils?
What is the name of the cell that gives rise to neutrophils, eosinophils and basophils?
What is the location of the A, B, O blood antigens?
What is the location of the A, B, O blood antigens?
What type of protein is the Rh antigen?
What type of protein is the Rh antigen?
What is the function of the iron-containing heme group in hemoglobin?
What is the function of the iron-containing heme group in hemoglobin?
What is the shape of platelets?
What is the shape of platelets?
What percentage of hemoglobin in healthy adults is composed of HbA2?
What percentage of hemoglobin in healthy adults is composed of HbA2?
What is the characteristic shape of red blood cells in patients with sickle cell anemia?
What is the characteristic shape of red blood cells in patients with sickle cell anemia?
What is the origin of platelets?
What is the origin of platelets?
What is the main difference between HbA and HbS?
What is the main difference between HbA and HbS?
What is the function of platelets in the body?
What is the function of platelets in the body?
What type of WBC is responsible for fighting against parasitic infections?
What type of WBC is responsible for fighting against parasitic infections?
What is the percentage of HbF in newborns?
What is the percentage of HbF in newborns?
When do normal adult levels of hemoglobin are reached in infants?
When do normal adult levels of hemoglobin are reached in infants?
What is the name of the WBC with a multi-lobed nucleus?
What is the name of the WBC with a multi-lobed nucleus?
What is the term for an increased number of neutrophils in circulation?
What is the term for an increased number of neutrophils in circulation?
What is the term for a decreased number of neutrophils in circulation?
What is the term for a decreased number of neutrophils in circulation?
What is the life span of platelets?
What is the life span of platelets?
What is the average lifespan of an erythrocyte in blood?
What is the average lifespan of an erythrocyte in blood?
What is the shape of an erythrocyte?
What is the shape of an erythrocyte?
What is the function of erythrocytes?
What is the function of erythrocytes?
What is the diameter of an erythrocyte?
What is the diameter of an erythrocyte?
What is the composition of the erythrocyte cell membrane?
What is the composition of the erythrocyte cell membrane?
What is the role of spectrin in erythrocytes?
What is the role of spectrin in erythrocytes?
What is the name of the disease caused by defective spectrin?
What is the name of the disease caused by defective spectrin?
What is the function of the cytoskeleton in erythrocytes?
What is the function of the cytoskeleton in erythrocytes?
What is the appearance of erythrocytes under a light microscope?
What is the appearance of erythrocytes under a light microscope?
