No. The spinal cavity is part of the Dorsal cavity, which also includes the cranial cavity. The spinal cavity is the space in vertebrae(spinal bones) through which the spinal cord passes.
The spinal and cranial cavities are apart of the dorsal cavity.
The dorsal cavity.
Thoracic Cavity and Abdominopelvic Cavity
cranial cavity
The Thorax and the Abdomen.
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