Any one of the bones in the spine (8)
I believe the answer is:
vertebra
(Other definitions for vertebra that I've seen before include "Bone in the back" , "Joint" , "little back" , "Bit of the spinal column" , "Segment of the spinal column" .)
I believe the answer is:
vertebra
(Other definitions for vertebra that I've seen before include "Bone in the back" , "Joint" , "little back" , "Bit of the spinal column" , "Segment of the spinal column" .)