Identify the muscles that perform each function. Muscles of the Anterior Trunk a. deltoid b. external oblique c. internal oblique d. pectoralis major e. rectus abdominis f. serratus anterior g.

Identify the muscles that perform each function. Muscles of the Anterior Trunk a. deltoid b. external oblique c. internal oblique d. pectoralis major e. rectus abdominis f. serratus anterior g. transversus abdominis ____ 8. Adducts and flexes arm ____ 9. Anterior portion flexes arm; lateral portion abducts arm ____ 10. Abducts scapula and rotates it upward (boxer’s muscle) ____ 11. Flexes vertebral column and compresses abdomen ____ 12. Two muscle pairs that flex vertebral column, compress abdomen, and laterally flex vertebral column ____ 13. ____ 14. Only compresses abdomen