Which of the following is the primary mechanism for anemia in the thalassemias?
A) an imbalance in the rate of globin chain synthesis
B) impaired iron incorporation into the protoporphyrin ring
C) erythroid hypoplasia in the bone marrow
D) abnormal amino acid structure of a globin chain
Correct Answer:
Verified
Q1: A patient has 30% Hb F.Which of
Q3: A patient with
Q4: Which of the following is useful in
Q5: All of the following can distinguish
Q6: Which of the following is true of
Q7: What is the basic hemoglobin defect in
Q8: What finding is present in all types
Q9: Homozygous a-thalassemia (--/--)has what clinical outcome?
A)incompatible with
Q10: Why are infants with b-thalassemia major not
Q11: Which of the following can help
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