29 

 30 — 



;les of Supra-hyoid and Infra-hyoid Regions. 



sterior bellv of digastric. 2. Stylo-hyoid. 3- Anterior 

 belly of digastric. 4. Tendon and pulley of digastric. 

 5. Anterior belly ot 

 fight digastric. 6. 

 Mylohyoid. 7. Hyo- 

 glossus 8. Sternal 

 fibers of right sterno 

 mastoid. 9. Sternal 

 fibers of left sterno- 

 mastoid. 10. Cleido 

 hyoid. 11. Tendon 

 of omo-hyoid. 12. 

 Thyro-hyoid. 13. 

 Sterno- thyroid. 14. 

 Inferior constrictor 

 of pharynx. 15. 

 Trachea. 16. Esoph- 

 agus. 17. Rectus cap- 

 itis amicus m aj or . 

 18. Longus colli. 19. 

 Scalenus anticus. 20, 

 20. Scalenus posticus. 

 21,21. Levator anguli 

 scapulae. 22. Sple- 

 nius capitis. 23, 23. 

 Splenitis colli. 24. 

 Trapezius. 25. At- 

 l tachment of sterno 

 ! mastoid. 26. Retra- 

 j hens aurem. 27. Oc- 



portion of oc- 



frontal. 28. 

 ! Deltoid. 29. Attach- 



of pectorales 

 majores to sternum, 

 rnal intercos- 

 tal. 31. Internal in- 

 tercostal 



The Sternocleidomastoid Muscle. Muscles of the 

 Supra-hyoid and Infra-hyoid Regions. 



1. Anterior belly of digastric. 2. Posterior belly. 3. Tendon 



and pulley for ten- 

 don. 4. Stylo-hyoid. 

 5. Mylo-hyoid. 6. 

 Hyo-glossus. 7. Ster- 

 no-cleido-mastoid. 8. 

 Anterior or sternal 

 portion. 9. Posterior 

 or clavicular portion. 



10. Left sternohyoid. 



11. Righ t sterno- 

 hyoid. 12, 12. Omo 

 h y o i d. 13. Thyro- 

 hyoid 14, 14. Sterno 

 thyroid. 15. Anterior 

 portion of inferior 

 constrictor of phar- 

 ynx. 16. Occipital 

 muscle. 17, 17. Re- 

 trahens aurem. 18. 

 Trapezius. 19. Sple- 

 nius capitis. 20. 

 Splenius colli. 21. 

 Levator anguli scap- 

 ulae. 22. Seal en us 

 posticus. 23. Scalenus 

 anticus. 24. Superior 

 portion of deltoid. 25. 

 Superior portion of 

 pectoralis major. 26. 

 Inferior and anterior 

 portion of right pla- 

 tysma myoides. 27. 

 Depressor anguli 

 oris. 28. Depressor 

 labii inferioris. 29. 

 Masseter. 30. Bucci- 

 nator. 



Vessels and Nerves of the Neck. 

 Subclavian arterv. 2. Subclavian vein. 3, 3. Common carotid artery. 4. Internal jugular vein. 5. Anterior jugular 

 vein. 6. Omohyoid muscle. 7. Sterno-hyoid muscle. 8. Trunk of pneumogastric nerve. 9. Hypoglossal nerve. 10. Its 

 terminal portion. 11. Its descending branch. 12. Internal descending branch of cervical plexus. 13. Plexus formed by 

 last two branches. 14. External carotid artery- 15- Superior thyroid artery and vein. 16. Lingual and facial arteries. 

 17- Facial artery and vein. 18. Occipital artery. 19. Anterior branches of the first four cervical nerves. 20. Superior laryngeal 

 nerve. 



