The thick outer ring of fibrous cartilage that forms the external surface of an intervertebral disc. The annulus fibrosus is composed of bands of collagen fibres arranged in such a way that they are more sensitive to rotational forces than compression, shear, or tension.
Annulus fibrosus
| Sports Science and Medicine: annulus fibrosus |
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 | hyperextension |
| intervertebral disc |
| annulus, anulus |
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 | Sports Science and Medicine. The Oxford Dictionary of Sports Science & Medicine. Copyright © Michael Kent 1998, 2006, 2007. All rights reserved. Read more |
