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The human adult vertebral column consists of 26 bones.

There are 7 cervical vertebrae, 12 thoracic vertebrae, 5 lumbar vertebrae, and 2 that are collections of fused bones, the sacrum and the coccyx.

An infant may have 32, 33, or 34 spinal bones present at birth.

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Q: How many bones are there in an adult human backbone?
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