Yes: Normal is what most people have (average). The average number is 12 on each side (in the midback). They form the rib cage. Extra ribs are not rare, and can occur in the lower neck or in the upper low back.
Answered 10/4/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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