734 



CIRCULATORY SYSTEM OF THE PIG 



fasciae latse, about midway between the tuber coxae and the patella. It is kidney- 

 shaped and is a little more than an inch (ca. 3 cm.) long and nearly an inch (ca. 

 2 cm.) wide. 



The superficial inguinal or mammary lymph glands are usuahy two in number 

 on each side. The larger one is kidney-shaped; it may be an inch and a half (ca. 

 3.5 cm.) long and about half as wide. The smaller gland is oval and usually about 

 half an inch (ca. 1 cm.) in length. 



CIRCULATORY SYSTEM OF THE PIG 



THE HEART 



The pericardium is attached to the sternum from a point opposite to the third 

 rib as far as the xiphoid cartilage, and also to the sternal part of the diaphragm. 



VeTia hemiazygos 



Left brachial artei y 



Pulmonary artery 

 Brachiocephalic 

 artery 



Pulmonary veins 



Posterior vena 

 cava 



Left auricle 

 Left ventricle 



Anterior vetia 

 cava 

 Right auricle 



Right ventricle 



Fig. 605. — Heaet op Pig; Left View. 

 1, Conu3 arteriosus; 2, great cardiac vein in left longitudinal groove; 3, cardiac vein in intermediate groove; 4., apex. 



It has extensive contact with the chest wall from the second intercostal space to the 

 fifth rib. 



