Hereditary Hemolytic Anemia Quiz

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Which organ produces erythropoietin, a hormone that stimulates red cell production?

Spleen

Kidneys (correct)

Liver

Duodenum

What is the most common type of hemoglobin in adults?

HgbC

HgbB

HgbA (correct)

HgbD

What is the primary function of hemoglobin?

Producing red blood cells

Regulating iron metabolism

Eliminating carbon dioxide

Transporting oxygen (correct)

What happens to damaged or poorly shaped red cells?

They are eliminated by the spleen Signup and view all the answers

Which component makes up almost half of the blood volume?

Red blood cells Signup and view all the answers

What is the function of the lymphatic system?

Carrying waste products away from cells Signup and view all the answers

What is the usual cause of anemia as a result of bone marrow damage?

Excessive blood loss Signup and view all the answers

What is the role of the spleen in protecting the body against infection?

Filtering and removing old red blood cells Signup and view all the answers

Which component of blood is responsible for transporting oxygen, nutrients, hormones, leukocytes, red cells, platelets, and antibodies?

Plasma Signup and view all the answers

Which type of leukocyte is most numerous and plays a vital role in inflammatory reactions?

Neutrophils Signup and view all the answers

What is the primary function of red blood cells (RBC)?

Transporting oxygen Signup and view all the answers

What is the role of platelets in the blood?

Blood coagulation Signup and view all the answers

Which of the following is a primary focus in the treatment of anemia?

Identifying the cause Signup and view all the answers

What is the term for anemia characterized by the abnormal development of white cell precursors and megakaryocytes?

Leukopenia Signup and view all the answers

Which of the following can cause folic acid deficiency anemia?

All of the above Signup and view all the answers

What is the most common cause of pernicious anemia?

Autoantibodies directed against gastric mucosal cells Signup and view all the answers

Which of the following is a genetic abnormality that prevents normal survival in hereditary hemolytic anemia?

Abnormal shape of red cells Signup and view all the answers

Which of the following is a characteristic of sickle cell disease?

Abnormal hemoglobin Signup and view all the answers

Which type of hereditary hemolytic anemia is predominantly found in persons of African descent?

Hemoglobin S (sickle hemoglobin) Signup and view all the answers

What is the main treatment option for hereditary spherocytosis?

Spleenectomy Signup and view all the answers

Which of the following is a common genetic disease that results in iron overload due to the inability to reduce iron levels?

Hemochromatosis Signup and view all the answers

What is the most common type of anemia?

Iron-deficiency anemia Signup and view all the answers

Which of the following laboratory tests is characteristic of iron-deficiency anemia?

Low serum ferritin and serum iron, higher than normal serum iron-binding protein, lower than normal percentage iron saturation Signup and view all the answers

What is the main cause of iron-deficiency anemia in adults?

Chronic blood loss from gastrointestinal tract Signup and view all the answers

Which of the following is a potential cause of polycythemia?

Renal tumor Signup and view all the answers

What is the main manifestation of primary polycythemia?

Overproduction of red cells Signup and view all the answers

What is the main diagnostic evaluation for anemia?

Blood smear Signup and view all the answers

What is the primary treatment for secondary polycythemia?

Periodic removal of excess blood Signup and view all the answers

What is the potential complication of polycythemia?

Clot formation Signup and view all the answers

What is the cause of reduced arterial oxygen saturation in polycythemia?