[JamesC]

I am an MD, just to give a certain amount of authority in terms of anatomy. I will take the liberty of posting a few other replies rather than just a yes or no. There is no difference in the ribs of the races. The functions of the ribs are manifold. First they must offer a support for the diaphragm and the accessory muscles of respiration. In addition to this supportive function, they have a physiologic function as a “spring trying to open outwards”. This is balanced by the lungs and muscles which try to collapse inward. Any change in the flattened profile, ie rounding, of the ribs would make breathing an almost insurmountable chore. The major differences, which are minimal, are that blacks, in general, have a higher amount of fast twitch musculature. There are minimal differen

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Name : JamesC, City : springfield, State : MA, Country : United States, 

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