Terminology Service for NFDI4Health

nucleus pulposus

Go to external page http://purl.obolibrary.org/obo/UBERON_0002242


the jelly-like substance in the middle of the spinal disc which is a remnant of the notochord [ http://www.informatics.jax.org/accession/llw2 ]

Term info

Label

nucleus pulposus

Synonyms
  • nucleus pulposus (diskus intervertebralis)
  • pulpy nucleus
database cross reference
Subsets

uberon_slim, pheno_slim

comment

Function noyes: It functions to distribute hydraulic pressure in all directions within each disc under compressive loads.

depicted by

http://upload.wikimedia.org/wikipedia/commons/d/d9/Cervical_vertebra_english.png

external ontology notes

we group two FMA classes together

has related synonym

nucleus pulposus of intervertebral disk, nucleus propulsus, nucleus propulsus of intervertebral disk

id

UBERON:0002242

structure notes

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[Wikipedia:Nucleus_pulposus]