MUSCLES 



804 



MUSCLES 



Muscles of Anal and Perineal Region. 

 I, i. Bulbo-cavernosus muscle (accelerator urinse). 2. Its fibrous raphe. 3. Its 

 anterior termination. 4. Ischio-cavernosus (erector penis) muscle. 5. Tendon 

 of attachment to tuber ischii. 6. Transversus perinei. 7. External sphincter 

 ani. 8. Aponeurotic insertion into apex of coccyx 9. Attachment to bulbo- 

 cavernous raphe. 10. Fibers of insertion into perineum, divided. II. Upper 

 layer of external sphincter. 12. Internal sphincter. 13. Levator ani. 14. Ob- 

 turator internus. 15. Internal border of gluteus maximus. 



Biceps and Coraco- 



brachialis. 

 [. Biceps. 2. Short head, 

 3. Long head. 4. Ten- 

 don of insertion into 

 radius. 5. Bicipital 

 fascia. 6. Coraco-bra- 

 chialis. 7, 8. Lamina; 

 of tendon of insertion 

 of pectoralis major. 

 9. Attachment of Iati«- 

 simus dorsi. 10. Teres major. 11. Sub- 

 scapularis. 12. Brachialisanticus. 13 I 

 middle, or scapular head of triceps 

 Internal or short humeral head. 15. Supi- 

 nator longus. 16. Extensor carpi radialis 

 longior. 



. Bulbo-caverno- 

 sus (erector pe- 

 nis) muscle. 2. 

 Muscle of Guth- 

 rie (transversus 

 perinei profun- 

 dus). 3. Super- 

 ficial transverse 

 muscle. 4. Ex- 

 ternal sphincter 

 ani. 5. Levator 



3_i 



X Hi 



Muscle of Guthrie. 



1. Bulb of urethra. 

 2, 2. Musi' 

 Guthrie (trans- 

 versus pi 

 profu n il 11 

 Muscle of 

 son. 4. Trai 

 sus perinei 

 ficialis. 5. ! 

 nal sphinc t< 

 6. Levator ani. 



Musclk of Guthrie and Wilson. 



