1. Cat Dissection Part 1 Muscles of the Neck, Thorax, Abdomen, and Shoulder

2. Sterno-mastoid origininsertionaction 2 heads: top of sternum, medial clavicle Mastoid process of skull Flexes head, rotates head toward shoulder

3. Sterno-thyroid origininsertionaction top of sternumThyroid cartilage of larynx Swallowing, speaking

4. Sterno-hyoid origininsertionaction top of sternumHyoid boneSwallowing, speaking

5. Mylo-hyoid origininsertionaction Medial mandibleHyoid boneSwallowing (pulls tongue back)

6. Pecto-ante-brachialis origininsertionaction Sternal end of clavicle Halfway down humerus Adducts (towards body) arm

7. Pectoralis major origininsertionaction Sternum, cartilage of ribs 1-6 Intertubercular groove of humerus Arm extension/ Adduction (towards body)

8. Pectoralis minor origininsertionaction Anterior surface of ribs 3-5 Coracoid process of scapula Draws scapula forward and down

9. Xiphi-humeralis origininsertionaction Xiphoid processhumerusAdducts forelimb