THE ANTERIOR PART OF THE NECK 145 



of cervical fascia which is firmly attached below to the 

 sternum and the first costal cartilage. The anterior belly 

 emerges from under cover of the anterior border of the 

 sterno-mastoid, and takes an almost vertical course through 

 the anterior triangle. It is inserted into the lower border of 

 the body of the hyoid bone, at the lateral side of the sterno- 



I 



iterior facial 



kl. mylohyoideus' 

 Common facial 



vein- 

 Lingual vein..., 



:sser occipital N.. 



reat auricular N 



Nervus 

 cutaneus colli 

 :rnal jugular vein 

 Descending 

 cervical 

 nerves 

 Brachial 

 plexus 

 External, 

 jugular vein 

 Descendens _ 

 hypoglossi . 

 Anterior Jj 

 jugular vein"p 



Inferior*" 

 hyreoid veins "' 



Platysma 



External maxillary 

 artery 



. Parotid gland 

 Submental lymph 

 gland 

 Submaxillary gland 



Sterno-mastoid artery 

 -Ext. carotid artery 



Sup. thyreoid artery 

 .Common carotid 

 artery 

 Lymph gland 



Thyreo-glossal duct 



M. omohyoideus 

 M. cricothyreoideus 





M. sternohyoideus 



Isthmus of thyreoid 

 gland 



M. sternothyreoideus 



FIG. 52. Dissection of the Front of the Neck. The right sterno-mastoid 

 has been removed. 



hyoid. In the anterior triangle of the neck it forms the 

 boundary between the carotid and the muscular subdivisions, 

 and it lies superficial to the internal jugular vein, the 

 common carotid artery, the descendens hypoglossi, the 

 superior thyreoid artery, the external laryngeal nerve, the 

 attachments of the sterno-thyreoid and thyreo-hyoid muscles 

 to the lamina of the thyreoid cartilage; and immediately 

 VOL. in 10 



