588 ANATOMY IN A NUTSHELL. 



Transversalis. — Lower intercostuls, ilio-hypogastric, sometimes ilio- 

 inguinal nerve Page 462 



Re( ii S abdominis. — Lower intercostal nerves Page 463 



Pyramidalis. — Twelfth thoracic and ili< (-hypogastric nerves. ..Page 463 



Cremaster.— Genital branch of genito-crural nerve Page 464 



Deep Abdominal Region. 



Psoas parvus. — Anterior branch of first lumbar nerve Page 134 



Psoas magnus.- Anterior branches of second and third lumbar Page 134 

 Iliactjs. — Anterior branches of second and third lumbar through the 



anterior crural nerve Page 135 



Qu \in; \ti rs lumborum. — Lower intercostal nerves Page 464 



Ischio-Rectal Region and Perineum. 



Corrug viok cutis ani. — Sympathetic nerves Page 490 



External sphincter ani. — Anterior division of fourth sacral and in- 

 ferior haemorrhoidal branch of internal pudic nerve Page 490 



I xtkkxal sphincter ani. — Hemorrhoidal Page 490 



Levator ani. — Branches from anterior division of fourth sacral and 



branches from pudic nerve Page 490 



Coccygeus. — Branches from fourth and fifth sacral nerves Page 491 



In the male. 

 Transversus perin^ei. — Perineal branch of internal pudic nervePage 491 

 Accelerator rnix.E. — Superficial perineal from internal pudic. Page 492 



Kkkctoh pexik. Perinea] branch of internal pudic nerve Page 492 



Compressor urethr.e. — Perineal branch of internal pudic nerve Page 492 



In the female. 

 Ti; lnsversus p Hi !ix. Ei. — Perineal branch of internal pudic nerve Page 492 

 Sphincter vagix.e. — Perineal branch of internal pudic nerve.. Page 493 

 Erector clitoridis. — Perineal branch of internal pudic nerve Page 493 

 Compressor urethra. — Perineal branch of internal pudic nerve Page 493 



Anterior Thoracic Region. 

 Pectoralis major. — External and internal anterior thoracic nerves 



Page 41 



Pectoralis minor. — Internal anterior thoracic nerve Page 50 



Subclavitjs. — Fifth and sixth cervical nerves Page 42 



Lateral Thoracic Region. 

 Serratus MAGNUS. — Posterior thoracic from the fifth and sixth and 



.seventh cervical nerves Page 54 



Acromial Region. 



Deltoid. — Circumflex nerve Page 43 



Anterior Scapular Region. 



Subscapulars. Upper and lower subscapular nerves Page 56 



Posterior Scapular Region. 

 Supraspinatus. Fifth and sixth cervical through suprascapular. Page 56 

 Infraspinatus. — Fifth and sixth cervical through suprascapular. Page 55 

 Teres minor.- Fifth cervical through circumflex Page 56 



