ARTERIAL SYSTEM. 



Al 



THE ARTERIAL SYSTEM. -Continued. 



Superior Thoracic, to Pectoral muscles and wall. 



( Thoracic Brs. to Pectorals. 

 Acromial Thoracic \ Acromial Brs. to Deltoid. 



I Descending, to both these muscle*. 



Thoracica Longa, to Serratus, Pectorals and gland. 

 Thoracica Alaris, to glands of axilla. 



f Subscapular. 



( Dorsalis Scapula, \ Infra-spinous. 

 SUBSCAPULAR. J ( Median. 



(. Main trunk to inf. angle of the scapula. 



. . . (around neck of humerus, to Deltoid. 

 Anterior Circumflex, \ . . 



l Br. to shoulder-joint. 



Posterior Circumflex { around neck , of humerus > to Deltoid 

 I muscle and shoulder-joint. 



Becomes BRACHIAL (10), at lower margin of tendon of the Teres 

 major muscle. 



xo. 



Brachial. 

 (Plate 2.) 



SUPERIOR PROFUNDA, 



Post. Articular, to elbow, and inner side 



of arm. 



Main trunk, in spiral groove of the 

 L humerus, to Deltoid, Triceps, etc. 

 Nutrient, to nutritious canal of humerus. 

 Inferior Profunda, to inner condyle and olecranon. 

 ANASTOMOTICA MAGNA, transversely inwards on Brachialis an- 

 ticus muscle, anas, with several arteries. 

 Muscular, 3 or 4, to muscles in course of artery. 

 Bifurcates into RADIAL (n) and ULNAR (12), about % inch below 

 the bend of the elbow. 



ii. 

 Radial. 



(Plate 2.) 

 i In forearm. 



2. In wrist. 



3. In hand. 



Radial Recurrent, anas, branches of Sup. profunda. 

 Muscular Brs. to muscles on radial side of arm. 



Superficial Vote, | to musdes of thumb ' anas - with 



L Art. completing Superf. Palmar Arch. 

 Ant. Carpal, to wrist-joints, anas. Ant. Carpal of Ulnar. 



Post Carpal ( to wrist -Ji n ts, anas. Post. Carpal of Ulnar. 

 t Dorsal Interosseous, for 3d and 4th spaces. 

 Metacarpal, is the First Dorsal Interosseous Branch. 

 Dorsales Pollicis (2), laterally on dorsum of thumb. 

 Dorsalis Indicts, on radial side of index dorsum. 



Princeps Pollicis, \ 2 Brs. forming arch on last phalanx. 



Radialis Indicts, along radial side of index finger. 

 Perforantes (3) between heads of last Dorsal Interossei. 



Palmar Interossea { ^ or *) alon ^terossei muscles, given 

 I off by Deep Palmar Arch. 



Forms DEEP PALMAR ARCH in the hand, by inosculating with the 

 Communicating from the Ulnar, at the base of the metacarpal 

 bone of the little finger. 



