dentate ligaments


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Related to dentate ligaments: Filum terminale

dentate ligaments

Lateral extensions of the spinal pia mater between the nerve roots; they fuse with the arachnoid and dura mater, and hold the spinal cord in place in the dural sheath. They have a scalloped appearance as they pierce the arachnoid to attach to the dura mater at regular intervals.
See also: ligament