humerus to supply deltoid; anas, anterior circumflex, suprs- 

 scapular, acromio-thoracic. Ante'ritr Circumfles'a, just below 

 above, passes anterior to humerus supplying deltoid ; anas. 

 posterior circumflex, acromio-thoracic. 



BB~CZXA'LIS : (5 hrs.) inferior border teres major to y 2 inch 

 below bend of elbow. Runs along inner border biceps and 

 coraco-brachialis ; is superficial. Supe'rior pr fun'da, opposite 

 inferior border trocbanter major, winds backwards in spiral 

 groove down to elbow ; anas, recurrent radial; supplies del- 

 toid, coraco-brachialis, triceps. Posterior articula'ris> per- 

 pendiculary down to back of elbow-joint ; anas, interosseous 

 recurrent, posterior ulnar recurrent, anastomotica magna. 

 ITutri'cia, middle of arm to bone near insertion coraco-brachialis. 

 Ini.'ri.r pro.un'da, just below middle arm to anas, posterior 

 uluar recurrent and anastomotica magna at elbow ; accom- 

 panied by ulnar nerve. Anas omot'ica mag'ni, 2 inches above 

 elbow-joint winds round and down humerus to elbow-joint ; 

 anas, posterior ulnar recurrent, inferior profunda, anterior 

 ulnar recurrent. Muscula'reS, 3 or 4, to coraco-brachialis, brachia- 

 lis anticus. 



. BADIA'LIS: (12 brs.) end of the brachialis down radial side 

 forearm, along inner border supinator longus to wrist ; then 

 winds around carpus beneath thumb-extensors to enter palm 

 of hand between thumb and index finger to form "deep pal- 

 mar arch": anas, deep branch of ulnar. Eadia'lis 16 ur'rens, 

 below elbow up arm supplying brachialis anucus, supinator 

 longus, supinator brevis, anas, superior profunda. MuSGUla'rOS, 

 to radial side forearm. Sirrerficia'l.S VO'ls, just as artery about 

 to wind around the carpus to muscles in ball of thumb ; anas. 

 with ulnar forming " superficial palmar arch." Ant.'riorcarpa'.i3, 

 to wrist; anas, anterior carpalis of ulnar. Poste'ri r Carp-'li:, to 

 wrist ; anas, posterior carpalis of ulnar, anterior interosseous, 

 and posterior perforating, of deep palmar arch as 2 dorsal 

 interosseous branches. MotaCTpi'lis, (ist dorsal interosseous) 

 supplies adjoining sides index and middle fingers. LcnaleS 

 PO 'lids, (2) along dorsum of thumb. D.rsa'llS in'd cis, radial 

 side back of index. Prin'cepS pol'.icis, beginning palmer arch to 

 sides of palmar aspect of thumb. BadL'liS iu'dicis, palmar arch 

 to radial side index. Perforan' es, (3), to inosculate with 3 dor- 

 sal interosseous. Palma'reS intero/ses, (3 or 4), from arch to 

 anas, at finger-clefts with digital branches of superficial 

 arch. 



ULNA'EIS: (8 brs.) little below bend of elbow along radial 

 Side flexor carpi ulnaris to palm of hand, forming "superficial 



