. The horse, its treatment in health and disease with a complete guide to breeding, training and management . -cartilage in section. and unite the rib firmly to the spine, while at the same time permittingfree play of one bone upon the others. CostO-Sternal Articulations.—These are the joints formed b\- theunion of the inferior extremities of the cartilages of the eight true ribswith the sternum or breast-bone. Each articulation has a capsular liga-ment lined by a synovial membrane, and two other connecting ligamentsextending from the costal cartilage above and below to the sternum—-superior a
. The horse, its treatment in health and disease with a complete guide to breeding, training and management . -cartilage in section. and unite the rib firmly to the spine, while at the same time permittingfree play of one bone upon the others. CostO-Sternal Articulations.—These are the joints formed b\- theunion of the inferior extremities of the cartilages of the eight true ribswith the sternum or breast-bone. Each articulation has a capsular liga-ment lined by a synovial membrane, and two other connecting ligamentsextending from the costal cartilage above and below to the sternum—-superior and inferior costo-sternal ligaments. ARTICULATIONS OF THE HEAD WITH THE NECK OccipitO-Atloid.—The union of the head with the neck is effected bythe articulation of the two occipital condyles with corresponding concavities 268 HEALTH AND DISEASE on the anterior face of the atlas. This joint is enclosed in a capsular liga-ment (one to each condyle) and is further supported by small musclespassing over it above and below (fig. 350). Atlo-Axoid.—The atlo-axoid joint is formed by the projection of the. Fig. 350.—Occipito-Atloid Articulation 1, Occipital Bone. 2, Atlas (the upper wall removed to show the odontoid ligament). 3, Axisor Dentata. 4, Third cervical vertebra. 5, Capsular ligament. 6, Odontoid ligament. 7, Fibrouscapsule (partly removed). 8, Interspinous ligament. 9, Fibrous capsule, uniting the articularprocesses of the vertebree. odontoid process of the axis into the ring of the atlas, where it is retainedby the odontoid ligament (fig. 351). Other ligaments, the superior andinferior atlo-axoid and the capsular, also enter into the structure of thearticulation. ARTICULATIONS OF THE HEAD WITH THE NECK 269
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Keywords: ., bookcentury1900, bookdecade1900, booksubjecthorses, bookyear1906
