spinal canal
Definition
Noun: - The vertebral canal: A bony passageway formed by the aligned vertebral foramina of successive vertebrae, through which the spinal cord and its protective membranes pass.
Usage
- The spinal canal is a critical structure in the vertebral column that houses and protects the delicate spinal cord.
- A herniated disc can sometimes protrude into the spinal canal, potentially putting pressure on the spinal nerves.
- Surgeons must take great care not to damage the spinal cord when operating within the spinal canal.
Advanced Usage
- Spinal canal stenosis: A medical condition referring to the abnormal narrowing of the spinal canal, which can compress the spinal cord or nerve roots.
- The patient's back pain and leg numbness were diagnosed as being caused by lumbar spinal canal stenosis.
Variants and Related Words
- Vertebral canal: A direct synonym for the spinal canal.
- Neural canal: An alternative term sometimes used in embryology and comparative anatomy.
Synonyms
- Vertebral canal
Noun
-
the canal in successive vertebrae through which the spinal cord passes
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