Questions and Answers
What is the main cause of macrocytic anemia in case of vitamin B12 deficiency?
Failure of nuclear maturation and division of erythroblasts
How is vitamin B12 absorbed in the body?
Through active transport in the lower ileum with intrinsic factor
What is the specific role of intrinsic factor in the absorption of vitamin B12?
It binds to specific receptors in the lower ileum along with vitamin B12
Which deficiency also leads to macrocytic anemia and is similar in action to vitamin B12 deficiency?
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How does iron absorption occur in the body?
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What must happen to dietary iron before it can be absorbed?
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In iron absorption, what is the role of gastric HCl and vitamin C?
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What is the function of folic acid in relation to erythropoiesis?
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How is folic acid deficiency related to anemia?
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