Three-dimensional anatomy of the ostrich (Struthio camelus) knee joint

The three-dimensional anatomy of the ostrich (Struthio camelus) knee (femorotibial, femorofibular, and femoropatellar) joint has scarcely been studied, and could elucidate certain mechanobiological properties of sesamoid bones. The adult ostrich is unique in that it has double patellae, while anothe...

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Main Authors: Kyle P. Chadwick, Sophie Regnault, Vivian Allen, John R. Hutchinson
Format: Article
Language:English
Published: PeerJ Inc. 2014-12-01
Series:PeerJ
Subjects:
Online Access:https://peerj.com/articles/706.pdf
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author Kyle P. Chadwick
Sophie Regnault
Vivian Allen
John R. Hutchinson
author_facet Kyle P. Chadwick
Sophie Regnault
Vivian Allen
John R. Hutchinson
author_sort Kyle P. Chadwick
collection DOAJ
description The three-dimensional anatomy of the ostrich (Struthio camelus) knee (femorotibial, femorofibular, and femoropatellar) joint has scarcely been studied, and could elucidate certain mechanobiological properties of sesamoid bones. The adult ostrich is unique in that it has double patellae, while another similar ratite bird, the emu, has none. Understanding why these patellae form and what purpose they may serve is dually important for future studies on ratites as well as for understanding the mechanobiological characteristics of sesamoid bone development. For this purpose, we present a three-dimensional anatomical study of the ostrich knee joint, detailing osteology, ligaments and menisci, and myology. We have identified seven muscles which connect to the two patellae and compare our findings to past descriptions. These descriptions can be used to further study the biomechanical loading and implications of the double patella in the ostrich.
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spelling doaj.art-7cf2c65352b94def83c1c2f82aea3d4d2023-12-03T10:55:02ZengPeerJ Inc.PeerJ2167-83592014-12-012e70610.7717/peerj.706706Three-dimensional anatomy of the ostrich (Struthio camelus) knee jointKyle P. Chadwick0Sophie Regnault1Vivian Allen2John R. Hutchinson3Structure & Motion Lab, Department of Comparative Biomedical Sciences, The Royal Veterinary College, Hatfield, United KingdomStructure & Motion Lab, Department of Comparative Biomedical Sciences, The Royal Veterinary College, Hatfield, United KingdomStructure & Motion Lab, Department of Comparative Biomedical Sciences, The Royal Veterinary College, Hatfield, United KingdomStructure & Motion Lab, Department of Comparative Biomedical Sciences, The Royal Veterinary College, Hatfield, United KingdomThe three-dimensional anatomy of the ostrich (Struthio camelus) knee (femorotibial, femorofibular, and femoropatellar) joint has scarcely been studied, and could elucidate certain mechanobiological properties of sesamoid bones. The adult ostrich is unique in that it has double patellae, while another similar ratite bird, the emu, has none. Understanding why these patellae form and what purpose they may serve is dually important for future studies on ratites as well as for understanding the mechanobiological characteristics of sesamoid bone development. For this purpose, we present a three-dimensional anatomical study of the ostrich knee joint, detailing osteology, ligaments and menisci, and myology. We have identified seven muscles which connect to the two patellae and compare our findings to past descriptions. These descriptions can be used to further study the biomechanical loading and implications of the double patella in the ostrich.https://peerj.com/articles/706.pdfMorphologyPaleognathaeRatiteBirdFemorotibial jointPatella
spellingShingle Kyle P. Chadwick
Sophie Regnault
Vivian Allen
John R. Hutchinson
Three-dimensional anatomy of the ostrich (Struthio camelus) knee joint
PeerJ
Morphology
Paleognathae
Ratite
Bird
Femorotibial joint
Patella
title Three-dimensional anatomy of the ostrich (Struthio camelus) knee joint
title_full Three-dimensional anatomy of the ostrich (Struthio camelus) knee joint
title_fullStr Three-dimensional anatomy of the ostrich (Struthio camelus) knee joint
title_full_unstemmed Three-dimensional anatomy of the ostrich (Struthio camelus) knee joint
title_short Three-dimensional anatomy of the ostrich (Struthio camelus) knee joint
title_sort three dimensional anatomy of the ostrich struthio camelus knee joint
topic Morphology
Paleognathae
Ratite
Bird
Femorotibial joint
Patella
url https://peerj.com/articles/706.pdf
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