. An analytical compendium of the various branches of medical science, for the use and examination of students. Anatomy; Physiology; Surgery; Obstetrics; Medicine; Materia Medica. 72 MUSCLES OF THE CHEST. Fig. dorsal vertebrae, and the transverse processes of the five lower . vical. Insertion, into the bodies of all the cervical vertebrse. Use; bends the neck forwards and to one side. Rectus capitis anticus major.'^— (See Fig. 58.) Origin, from the transverse processes of the third, fourth, and fifth cervical ver- tebrae. Insertion, into the basilar or cuneiform process of the occiput. TJ
. An analytical compendium of the various branches of medical science, for the use and examination of students. Anatomy; Physiology; Surgery; Obstetrics; Medicine; Materia Medica. 72 MUSCLES OF THE CHEST. Fig. dorsal vertebrae, and the transverse processes of the five lower . vical. Insertion, into the bodies of all the cervical vertebrse. Use; bends the neck forwards and to one side. Rectus capitis anticus major.'^— (See Fig. 58.) Origin, from the transverse processes of the third, fourth, and fifth cervical ver- tebrae. Insertion, into the basilar or cuneiform process of the occiput. TJse; bends the head forwards. Rectus capitis anticus minor *— Origin, from the atlas near its trans- verse process. Insertio?i, into the basilar process of the occiput. TJse ; bends the head forwards. Rectus capitis lateralis}^—Ori- gin, from the transverse process of the atlas. Insertion, between the condyle and jugular eminence of the occipital bone. JJse; draws the head to one side. Scalenus anticus.^—Origi?!, from the transverse processes of the fourth, fifth, and sixth cervical vertebrse, tendinously. Insertion, into the upper surface of the first rib in front of the groove for the subclavian artery. Use; bends the neck forwards, or raises the first rib. Scalenus medius?—Origin, from the transverse processes of all the cervical vertebrse tendinously. Insertion, into the upper surface of the first rib, behind the groove for the artery. Use; same as last. Scalenus posticus.^—Origin, from the transverse processes of the fifth and sixth cervical vertebrae. Insertion, into the upper face of the second rib beyond the tubercle. Use; bends the neck, and raises the second rib. MUSCLES OF THE CHEST. Pectoralis major.—Forms the cushion of the chest. Origin, from the two upper bones of the sternum, the sternal two-thirds of the clavicle, the cartilages of the fifth and sixth ribs, and from the tendon of the ex- ternal oblique muscle. Insertion, into the outer edge of the
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