Contents

Search


serratus anterior (costoscapularis, serratus magnus)

Origin: center of lateral aspect of 1st 8-9 ribs Insertion: -> superior & inferior angles & intervening medial border of scapula Action: 1) rotates scapula & pulls it forward 2) elevates ribs Innervation: long thoracic nerve from brachial plexus

General

skeletal muscle (voluntary muscle)

References

Stedman's Medical Dictionary 26th ed, Williams & Wilkins, Baltimore, 1995

Images

images related to serratus anterior