- Nucleus pulposus
-
Nucleus pulposus Cervical vertebra with intervertebral disc. (Nucleus pulposus labeled at center right, and is visible at center in light blue.) Stages of Spinal Disc Herniation Gray's subject #17 82 Precursor notochord Nucleus pulposus is the jelly-like substance in the middle of the spinal disc. It is the remnant of the notochord. It functions to distribute hydraulic pressure in all directions within each disc under compressive loads. The nucleus pulposus consists of chondrocytes, collagen fibrils, and proteoglycan aggrecans that have hyaluronic long chains which attract water. Attached to each hyaluronic chain are side chains of chondroitin sulfate and keratan sulfate.[1]
Contents
See also
Additional images
References
- ^ See Figure 1 in US patent application 2007/0003525.
- ^ Link to referenced patent application.
External links
Joints and ligaments of torso (TA A03.02–04, GA 3.299) Vertebral Of vertebral bodiesmedian: Cruciate ligament of atlas (Transverse ligament of atlas) · Alar ligament · Apical ligament of dens · Tectorial membrane of atlanto-axial joint
lateral: no ligaments
anterior atlantoaxial ligament · posterior atlantoaxial ligamentno ligamentsLumbosacralThorax Radiate ligament · Intra-articular ligamentno ligamentsno ligamentsPelvis anterior sacroiliac ligament · posterior sacroiliac ligament · interosseous sacroiliac ligament
ligaments connecting the sacrum and ischium: sacrotuberous ligament · sacrospinous ligament
Greater sciatic foramen · Lesser sciatic foramenM: JNT
anat(h/c, u, t, l)/phys
noco(arth/defr/back/soft)/cong, sysi/epon, injr
proc, drug(M01C, M4)
Categories:- Neuroscience stubs
- Skeletal system
Wikimedia Foundation. 2010.