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Number of unfused vertebrae

How many unfused vertebrae are there?

7

The human body has 33 vertebrae.   The cervical spine makes up the neck and has 7 vertibrae.  Moreover, the thoracic spine has 12 vertibrae which the ribs attach to.  The lumbar spine has 5 which make the lower back.  Needless to say, the sacrum consists of 5 bones which are fused or stuck together and the coccyx is made up of 4 tiny bones and used to be a tail.  Keep in mind that each of these vertebras consists of vertebral bodies that are cylindrical bones.

This fact is verified on : November 12, 2013.





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