114 



PLATE LVIL 



MUSCLES 



A Thymus gland. 



B Ligament of thymus suspending it to 



lower border of the thyroid. 



C Pleural sacs. 



D Diaphragm. 



E Pericardium. 



F Thyroid gland. 



G Trachea. 



H (Esophagus. 



I Crico-thyroid. 



J Crico-thyroid membrane. 



K Cut end of sterno-thyroid. 



L Omo-hyoid. 



M Digastric. 



N Eaphe between mylo-hyoid muscles. 



Sterno-hyoids. 



P Genio-hyoid. 



R Submaxillary glands. 



S Sterno-mastoid. 



T Trapezius. 



U Levator anguli scapula;. 



V Scalenus medius. 



X Scalenus anticus. 



Y Subclavius. 



Z Clavicle. 



* Pomum Adami. 



f Pectoralis major. 



J Platysma. 



VESSELS 



a Common carotid arteries. 

 b Internal jugular veins. 

 c Subclavian veins. 

 d Eight innominate. 

 e Left innominate. 



/ Subclavian artery. 

 g Facial vein. 

 h Lingual artery. 

 i Superior thyroid. 



NERVES 



1 Sympathetic. The number is placed 



on the first cervical ganglion. 



2 Vagus. 



8 Phrenic. 



4 Cords of the brachial plexus. 



5 Spinal accessory. 



6 Descending branches of cervical plexus. 



7 Great auricular and superficial cervical, 



from the second and third cervical. 



