The hydropathic encyclopedia : a system of hydropathy and hygiene in eight parts ..designed as a guide to families and students, and a text-book for physicians . sal vertebras ; inserted into the spineof the axis. 4. Inlerspinalcs, small slipsarranged in pairs, situated between thespines of all the vertebra. 5. Intcr-transversalcs, small quadrilateral slipsbetween the transverse processes of allthe vertebra?. Uses.—The levators raise the poste-rior parts of the ribs in inspiration; theothers are auxiliaries to the larger mus-cles in supporting the body, and holdingthe bones in position. in Fig
The hydropathic encyclopedia : a system of hydropathy and hygiene in eight parts ..designed as a guide to families and students, and a text-book for physicians . sal vertebras ; inserted into the spineof the axis. 4. Inlerspinalcs, small slipsarranged in pairs, situated between thespines of all the vertebra. 5. Intcr-transversalcs, small quadrilateral slipsbetween the transverse processes of allthe vertebra?. Uses.—The levators raise the poste-rior parts of the ribs in inspiration; theothers are auxiliaries to the larger mus-cles in supporting the body, and holdingthe bones in position. in Fig:. oO are seen the fourth and lifth, and partof the sixth layer. 1. Origin of the sacro-lumbabsHnd longissimus dorsi. 2. Sacro-lumbalis. dorsi. 4. Spinalis dorsi. 5. Cervi-cnlis ascendens. fi. Tranavcrsalis colli. 8. Complcxus. !). Trana-vcrsalis colli. 10. Semi-spinalis dorsi. 11. Semi-Bpiniilia colli. 13. Rectus posticus minor. posticus major. 14. Obliquus Obliquus inferior. ]G. Multilidus spina). costarum. 18. llitertransversnles. lumborum. INNER MUSCLES OF THE BACK. MUSCLKS OF THK THORAX. The principal muscles of the thorax belong Us? to the upper ex-tremity. Those proper to the tliovnx are three : 106 ANATOMY. 1. External intercostals 2. Tnternal interccstals. 3 Triangularissterni. The intercostals are eleTen internal and eleven external planes ofmuscular and tendinous fibres, situated obliquely between the adjacentribs, and filling the intercostal spaces. The fibres of the external an)directed obliquely downward and inward, and those of the internal ob-liquely downward and backward, so that they cross each other. The triangularis sterni is situated within the chest, connecting thoside of the sternum and sternal extremities of the costal cartilageswith the cartilages of the second, third, fourth, fifth, and sixth lower fibres of this muscle are continuous with the diaphragm. Us
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