LANDMARKS OF THE SPINE. 



147 



Fig. 172. 



Pons 



Anterior boundary of foramen 

 magnum 



Superior laryngeal opening 

 Cricoid cartilage 



Thyroid gland 



Upper border of manubrium 



Left innominate vein 



Innominate artery 



Ascending portion of aortic arch 



Upper border of body of sternum 



Section of right lung 



Right auricular appendage 



Right auricle 



Lower border of body of sternum 

 Diaphragm 



Lower end of ensiform cartilage 



Liver 



Stomach 

 Pancreas 



Duodenum 

 Transverse colon 



Sigmoid flexure 



Bladder 

 Symphysis pubis 



Medulla 



Posterior boundary of foramen 



magnum 



Odontoid process of axis 



CEsophagus 



Division of trachea 

 Right pulmonary artery 



Left auricle 



Aorta 



End of abdominal aorta 

 Left common iliac vein 



Sacrum 



Rectum 



Coccyx 



Seminal vesicles 

 Prostate 



Median section of the body of a man aged twenty-one years. {After Braune.) 



