Vertebra
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Each vertebra is an irregular bone with a complex structure composed of bone and some hyaline cartilage, that make up the vertebral column or spine, of vertebrates. The proportions of the vertebrae di
An example of procoelous vertebrae dissected from a rattlesnake.
Spinal cord
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The spinal cord is a long, thin, tubular structure made up of nervous tissue that extends from the medulla oblongata in the lower brainstem to the lumbar region of the vertebral column of vertebrate a
Spinal cord segments and spinal nerves, spinal cord detail, and spinal meninges and conus medullaris
Cross-section of rabbit spinal cord
Cross section of adult rat spinal cord stained using Cajal method
The base of the brain and the top of the spinal cord