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serratus anterior |
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serratus anterior [serā′təs] Etymology: L, serra, saw teeth a thin muscle of the chest wall extending from the ribs under the arm to the scapula. Arising from the outer surface and upper border of the first eight or nine ribs, it inserts into the medial angle, the vertebral border, and the inferior angle of the scapula. It acts to rotate the scapula and to raise the shoulder, as in full flexion and abduction of the arm. Compare pectoralis major, pectoralis minor, subclavius. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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serrated serrated suture Serratia Serratia marcescens serration Serratospiculum amaculatum serratus anterior Serratus anterior muscle serratus posterior serratus posterior inferior serratus posterior superior serrefine Sertoli cell Sertoli cell tumor Sertoli cell-only syndrome |
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