There are 12 thoracic vertebrae in the thoracic region. There are 5 lumbar vertebrae in the lumbar region. There are 5 sacral vertebrae, which are fused as one bone and known as the sacrum, in the ...
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Dermatomes of the Body and What They DoThe lumbar, sacral, and coccygeal dermatomes are often ... The seven dermatomes associated with cervical nerves are: The thoracic dermatomes travel downward from where their nerves emerge from ...
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