Each vertebra is numbered and grouped into 5 regions. Diagram. There are 7 cervical vertebrae in the cervical region. There are 12 thoracic vertebrae in the thoracic region. There are 5 lumbar ...
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How to promote good posture and avoid becoming hunched overThe thoracic spine — 12 vertebrae in the upper and midback — usually has a gentle curve like a backward C. “Hyperkyphosis is an excessive curvature of the thoracic spine,” says Wendy Katzman, a ...
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