annulus fibrosus
[ə-ˈnü-ləs fī-ˈbrō-səs]
nounmasculinepl: annuli fibrosi
anel fibroso
1. The outer fibrous ring of an intervertebral disc composed of concentric layers of collagen fibers that encloses the nucleus pulposus and provides structural support to the spine
The annulus fibrosus can rupture when subjected to excessive force, leading to a herniated disc.
O anel fibroso pode romper quando submetido a força excessiva, levando a uma hérnia de disco.
2. A ring-shaped fibrous tissue structure found in anatomical contexts
Degenerative changes in the annulus fibrosus are common in aging individuals.
Alterações degenerativas no anel fibroso são comuns em indivíduos idosos.
This is primarily a medical and anatomical term used by healthcare professionals, orthopedic surgeons, and physical therapists in both Brazil and Portugal. It is commonly encountered in medical education, clinical settings, and rehabilitation contexts. The Latin term is frequently retained in professional medical discourse even when written in Portuguese, reflecting the international nature of medical nomenclature.
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