MUsCLES. 37 



Sacro-sciatic foramen to superior bor ,T great trcJchahter in 

 front of pyriformis. [Sacral plexus.] 



Gemol'ltti Sups'rior I outer surface of spine of ischium hori- 

 zontally outwards to superior border great trochanter, in 

 company with obturator intefnus. [Sacral plexus.] 



Cte9i''ttB if9'rieri superior outer border tuber ischii supe- 

 rior border great trochanter with obturator internus. [Sacral 

 plexus.] 



ObtealW oster'nsi: inner side obtufator foramen, pubic and 

 Ischic rami, internal ^ of external surface obturator mem- 

 braneout- and backwards to digital fossa of femur. [Obtu- 

 rator ] 



ftuaira'tua fem'orla: outer border tuber ischii horizontally 

 outwards to linea quadrati of posterior surface of great trO- 

 chanter. [Sacral plexus.] 



(5) POSTERIOR FEMORAL REGION 3. 



Bi'COpS! long head from tuber ischii, short head from 

 linea aspera outer sidfe head fibula, covering external lateral 

 ligament. Forms outer " ham-string." [Great sciatic.] 



fiwni-tondinO'SttS t tuber ischii in company with biceps, and 

 the aponeurosis tendon (inner side popliteal space) curves 

 round ir.ternal tibial tuberosity to inner surface of shaft (ex- 

 ternal nnd beneath sartorius.) [Great sciatic.] 



BsZoi-SisaBrano'WS 1 tuber ischii, above and external to 

 biceps and semi-tendinosus back of tibial tuberosity in 3 

 digitations, beneath internal lateral iigainent. The two pre- 

 ceding, with this and gralilis and sartorius, form inner 

 " hamstring." [Great sciatic.] 



(6) ANTERIOR TIBIO-FIBULAR REGION 4. 



TibialiS anti'CUS : outer tibial tuberosity and superior ^ 

 shaft, external surface inner under surface internal cunei- 

 form and base ist metatarsus. [Anterior tibial.] 



Exten'SOT pro'pril pol'licis: middle anterior surface fibula 

 and intcrosseous membrane base last phalanx great toe. 

 [Anterior tibial.] 



Extea'SOT loa'gns digitO'nmi: external tuberosity tibia, upper 

 ^ anterior surface shaft of fibula, interosseous membrane 3 

 tendons distributed to 4 lesser toes. (Anterior tibial.) 



PcrOHO'ES tO't /US I part of above, lo\ver outer fourth fibula . 

 base sth metatarsus. [Anterior tibial.] 



(7) POSTERIOR TIBIO-FIBULAR REGION, SUPERFICIAL LAYER , 3. 



Ga.trocne'mins : 2 heads, one from each femuric condyle 

 unites with soleus to form tendo Achillis, inserted into poste- 

 rior surface os calcis. '_Iuternal popliteal.] 



