154 



PHYSIOLOGY OF CENTRAL NERVOUS SYSTEM. 



LOCALIZATION OF FUNCTION IN THE DIFFERENT SEGMENTS OF THE SPINAL 

 CORD. (Continued.) 



SEGMENTS. 



MUSCLES. 



REFLEXES. 



CUTANEOUS AREAS 

 INNERVATED. 



L. iv. 



L. v 



Sacral i-ii 



S. iii-v. 



Mm. abductores 



femoris. 

 Mm. abductores 



femoris. 

 M. t i b i a 1 i s 



anterior. 

 Mm. flexores 



genus (Ferrier?) 

 Mm. rotatores 



femoris (out- 



ward). 

 Mm. flexores 



genus (Ferrier ?) 

 Mm. flexores 



pedis. 

 Mm. extensores 



digitorum. 

 Mm. peronsei. 

 Mm. flexores 



pedis et digi- 

 torum. 



M. peronsei. 

 Mm. m i n o r e s 



pedis. 

 M. perinaei. 



Gluteal reflex (L. 

 iv-v). 



Plantar reflex. 



Achilles tendon reflex. 

 Vesical and rectal 

 centers. 



Inner side of thigh 

 and leg as far as 

 ankle; inner side 

 of foot 



Back of hip and 

 thigh and outer 

 part of foot. 



Back of thigh; 

 outer side of leg 

 and foot. 



Skin over sacrum, 

 perineum, geni- 

 talia, and about 

 anus. 



