104 ANTHROPOLOGY. 



the lungs ; ", entrance of the thoracic duct into the subclavian vein ; ", right 

 lymphatic duct. 



PI. 133, fig. 13', common carotid artery ; ", internal jugular; ^, external 

 do. ; ", axillary artery ; ', axillary vein ; \ a lymphatic vessel on the anterior 

 of the breast ; '■ ', axillary plexus ; *' *' *, superficial lymphatics of the cranium ; 

 °'°, superficial lymj^hatics of the face ; '", anterior glands of the ear ; ", sub- 

 maxillary gland; '''''", lymphatic vessels and glands of the neck. 



PI. 136, fig. 15', median vein; '''*, superficial lymphatics of the arm; 

 ', axillary glands. Fig. 16, deep lymphatics: '■' \ deep veins of the fore- 

 arm ; '''*'*, lymphatics accompanying them ; ', lymphatic glands in the bend 

 of the arm; *'*•", veins of the arm ; ^'^, their accompanying lymphatics; ', a 

 gland of the arm ; ', axillary gland. 



PI. 133, fi^. 12 ', lymphatics of the lower part of the trachea ; ", heart 

 with its superficial lymphatics; '■', superficial lymphatics of the lungs. 

 Fig. 6, superficial lymphatics of the foot. Fig. 7, superficial lymphatics of 

 the inferior extremity : ', lymphatics accompanying the great saphena vein ; 

 "j superficial inguinal glands ; ', superficial lymphatics of the lower part of 

 the abdomen and loins. Fig. 8, superficial posterior lymphatics of the lower 

 part of the leg. Fig. 10, deep lymphatics of the anterior part of the leg : 

 ', anterior tibial vein ; ''- °, its accompanying lymphatics ; ^, anterior tibial 

 glands ; \ superficial lymphatics of the lower part of the thigh. Fig. 11 a b, 

 anterior deep lymphatics of the thigh and pelvis : ', femoral vein ; ", deep 

 femoral vein ; ', external iliac vein ; % lumbar vein ; °' ', deep lymphatics 

 of the thigh; ', deep inguinal glands; % femoral plexus; ', iliac plexus; 

 "• '", lumbar plexus. 



PL 134, fig. 11, deep lymphatics of the posterior face of the thigh : 

 '■', lymphatic glands of the ham ; ^''', deep lymphatics of the thigh; \ iliac 

 plexus; \ lymphatic vessels between the glutaei muscles. Fig. 12, deep 

 lymphatics of the posterior part of the leg : ', posterior tibial vein ; '', pero- 

 nseal vein; ', popliteeal vein; *■", lymphatics of the tibia; ', of the fibula; 

 *'°'", lymphatic vessels and glands of the ham. 



IV. THE NERVOUS SYSTEM. 



(neurology.) 



1. General Considerations. 



The nervous system, like the vascular, is distributed throughout all parts 

 of the body, all the vital operations being subjected to its influence. It 

 consists of two systems difiering essentially in many respects, yet closely 

 connected in many places : one, the animal, constituting the principal 

 medium of communication between the organism and the external world 

 by means of sensation, motion, and perception ; the other, the vegetative or 

 sympathetic, devoted essentially to the functions of assimilation and nutri- 

 810 



