. The comparative anatomy of the domesticated animals. Horses; Veterinary anatomy. 184 THE ARTICULATIOJ^B. Lateral inclination takes plaxje when the spine bends to one side. This movement is very easily executed in the cervical and coccygeal regions, but is arrested by the ribs and the costiform processes in the doreo-iumbar region, A circumflex movement is possible at the two extremities of the vertebral column—neck and tail; for they pass easily from extension to lateral inclination, and from this to flexion, etc. Owing to the elasticity of the intervertebral fibro-cartilages, the spine is e
. The comparative anatomy of the domesticated animals. Horses; Veterinary anatomy. 184 THE ARTICULATIOJ^B. Lateral inclination takes plaxje when the spine bends to one side. This movement is very easily executed in the cervical and coccygeal regions, but is arrested by the ribs and the costiform processes in the doreo-iumbar region, A circumflex movement is possible at the two extremities of the vertebral column—neck and tail; for they pass easily from extension to lateral inclination, and from this to flexion, etc. Owing to the elasticity of the intervertebral fibro-cartilages, the spine is endowed with a very limited amount of rotation, or rather of torsion. For the special study of the movements of each spinal region, reference must be made to what has been abeady said (p. 4:3) regarding the mobility of this part. Fig. CERVICAL LIGAMENT OF THE OX. L, l', The two laminje which form the cord of the cervical li^aTnent: 1, 2, 3. 4, the four anterior diijitations of the cordiform (lortion. R, Its accessory portion : 5, tirst dorsal vertebrae; 6, 6, 6, interspinous ligament of the dorsal region. Differential Characters in the Vertebral Articulations and Ligaments in the OTHER Animals. A. In the Ox the intervertebral discs are much thicker than in the Horse. Tho common inferior vertebral ligament is veiy strong in the lumbar region. The supraspinous dorso-lumbar ligament is composed of yellow elastic tissue Tiie cervical ligament is mucli riinre developed than in Solipt-ds, in consequence of the gronter weight of tlw^ head ; and it prest-nts a conforma- tion iiltogetiier special^which ^I. has made known in the following terms: "On leiving the withers, the fuprn-spinous ligament ceases to cover t\w head of the s|iinous prncessf-s. and extends from each side in a wide and strong band, takiny; points of attachment on the sides of tiie processes. an<l becoming separated, on leaving that of the first dorsal vertebra, into two part-t —a superior and i
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