190 



TOPOGRAPHICAL ANATOMY OF THE 



Nervk and Blood Supply of 

 Thokax and Audomk 



THE Muscles of the 

 N — co7itinued. 



Nerve Supply. 

 Lumbar and femoral 



Pudendal . 

 Hteniorrhoidal . 



Coccygeal 



I'M. psoas major. 

 (M. iliacns. 



M. coccygeus. 



M. levator ani. 



M. sphincter ani. 



/M. sacrococcygeus 

 dorsalis medialis. 



M. . sacrococcygeus 

 dorsalis lateralis. 



Mm. intertransver- 

 sarii. 



M. sacrococcygeus 

 venlralis lateralis. 



M. sacrococcygeus 

 \ ventralis medialis. 



Blood Supply. 



Intercostal, liiml)ar and deep cir- 

 cumflex iliac. 



Lumbar, deep circumflex iliac and 

 lateral circumflex artery of the 

 thigh. 



Internal pudendal and (middle) 



coccygeal. 

 Internal pudendal. 



Perineal. 



Lateral caudal. 



(Middle) coccygeal 



Lymph Glands of the Thorax and Abdomen. 



Afferents. 



Cranial, middle, and superficial 

 cervical, axillary and cranial 

 nle(lia^tinal glands. 



Trachea, dsophagus, heart, peri- 

 cardium, pleura and thymus. 

 Bronchial glands. 



Lungs. 



Caudal mediastinal glands. 



Lgg. cervicales cau- 

 dales. 



Ufferents. 



Thoracic duct. 



Right lymphatic duct. 



Lgg. mediastinales \ Thoracic duct. 



craniales. Caudal cervical glands. 



Thoracic duct. 

 Cranial mediastinal 

 "lands. 



