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Questions and Answers
What is the main function of hemoglobin?
What is the main function of hemoglobin?
- Bind carbon dioxide to transport to the lungs
- Initiate the formation of blood clots
- Bind oxygen to transport to tissues (correct)
- Produce stem cells for blood cell formation
How many protein chains make up a hemoglobin molecule?
How many protein chains make up a hemoglobin molecule?
- Three
- Four (correct)
- Two
- Five
What is the non-protein moiety that binds oxygen in hemoglobin?
What is the non-protein moiety that binds oxygen in hemoglobin?
- Heme group (correct)
- Globin chain
- Proerythroblast
- Hemocytoblast
Where does hematopoiesis primarily occur after birth?
Where does hematopoiesis primarily occur after birth?
Which type of blood cell does megakaryoblasts give rise to?
Which type of blood cell does megakaryoblasts give rise to?
Where do all formed elements of blood originate from?
Where do all formed elements of blood originate from?
What is the primary function of red blood cells?
What is the primary function of red blood cells?
Which of the following is NOT a component found in red blood cells?
Which of the following is NOT a component found in red blood cells?
What gives red blood cells their red color?
What gives red blood cells their red color?
Which factor does NOT influence the number of red blood cells in the body?
Which factor does NOT influence the number of red blood cells in the body?
What is the shape of a red blood cell?
What is the shape of a red blood cell?
What characteristic of red blood cell membrane allows it to be flexible?
What characteristic of red blood cell membrane allows it to be flexible?
What stimulates erythropoiesis in response to decreased oxygen levels in the blood?
What stimulates erythropoiesis in response to decreased oxygen levels in the blood?
Which cell is the first committed cell in the process of erythropoiesis?
Which cell is the first committed cell in the process of erythropoiesis?
What is the role of testosterone in red blood cell production?
What is the role of testosterone in red blood cell production?
Which hormone is secreted by the kidneys and liver to stimulate proerythroblasts in differentiating into erythroblasts?
Which hormone is secreted by the kidneys and liver to stimulate proerythroblasts in differentiating into erythroblasts?
What is the normal range of red blood cell counts in adult females?
What is the normal range of red blood cell counts in adult females?
Which nutrient is essential for hemoglobin synthesis?
Which nutrient is essential for hemoglobin synthesis?
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