denticulate ligaments

Denticulate ligaments are

lateral Lateral is a geometric term of location which may also refer to: Biology and healthcare * Lateral (anatomy), a term of location meaning "towards the side" * Lateral cricoarytenoid muscle, an intrinsic muscle of the larynx * Lateral release ( ...

projections of the spinal

pia mater Pia mater ( or ),Entry "pia mater"
in
forming triangular-shaped

ligament A ligament is a type of fibrous connective tissue in the body that connects bones to other bones. It also connects flight feathers to bones, in dinosaurs and birds. All 30,000 species of amniotes (land animals with internal bones) have liga ...

s that anchor the spinal cord along its length to the dura mater on each side. There are usually 21 denticulate ligaments on each side, with the uppermost pair occurring just below the

foramen magnum The foramen magnum () is a large, oval-shaped opening in the occipital bone of the skull. It is one of the several oval or circular openings (foramina) in the base of the skull. The spinal cord, an extension of the medulla oblongata, passes thro ...

, and the lowest pair occurring between

spinal nerve root Spinal nerve root may refer to: * Posterior root of spinal nerve * Anterior root of spinal nerve Back anatomy Peripheral nervous system {{Short pages monitor