Thalassemias are produced as a result of:

a. Quantitative defects in globin chain synthesis
b. Qualitative defects in globin chain synthesis
c. Structural defects in heme synthesis
d. Molecular defects in hemoglobin synthesis

Correct Answer: A

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Which of the following is the normal approximate percentage of hemoglobins in adults?

a2b2 a2d2 a2g2 a. 2% 2% 96% b. 2% 96% 2% c. 96% 2% 2% d. 40% 20% 40%

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Which carpal bone is small and sits most anterior in the proximal row of carpals?

triquetrum pisiform lunate sesamoid

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