Gazdikangel
Gazdikangel
07-12-2014
Health
contestada
What bones are used to preform a sit up
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r37774
r37774
07-12-2014
I think it's the spinal cord and sacrum
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hannahmichelle
hannahmichelle
08-12-2014
the spinal cord but most the work being done when doing a sit up is abs
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