IVD nucleus pulposus Flashcards Preview

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Flashcards in IVD nucleus pulposus Deck (8):
1

What is the cervical nucleus pulposus composed of?

fibrocartilage

2

**What is the water concentration in the lumbar nucleus pulposus at birth and after thirty?

birth.....88%; thirty....70%

3

What is the consequence of non-aggregated glycosaminoglycans in the lumbar nucleus pulposus?

the nucleus pulposus will loose water under deformation conditions

4

What cell is associated with the nucleus pulposus until about age eleven?

notochord cells

5

What cells are associated with the mature nucleus pulposus?

reticulocyte-fibroblast and chondroblast

6

Which type of collagen is dominant in the nucleus pulposus?

collagen type II

7

What general tissue location is described as having an abundance of collagen type II fibers?

cartilage

8

What is the role of collagen type II fibers based on locations where it is dominant?

it appears to be related to tissues having a deformation - reformation ability

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