834 



THE NERVOUS SYSTEM 



NAS4L CiPSULE 

 OLFiCTORY BUI 



NERVUS TERMINSLIS 



OLFACTORY TR4CT 

 CEREBRAL HEMISPHERE 



SPINAL CORD 



OPTIC LOBES 

 TROCHLEAR NERVE (N IZ 



SACCUS VASCULOSUS 

 ABOUCENS NEFtVE (NEE) 



TRIGEMINAL L08US LINEAE LATER 



NERVE (NI ) 



FACIAL NERVEfNYn" 

 ACOUSTIC NERVECN •vttt 



TUBERCULUM ACUSTICUM 

 GLOSSOPHARYNGEAL NERVE ( ' 

 'AGUS N£RVE(N I 

 MEDIAL LONGITUDINAL FASCICULU 

 VISCERAL LO 

 SPINAL CORD 



OCCIPITAL NERVE Ul 



NERVUS 

 ABOUCENS 

 NTZI 

 PRETREMATIC 

 RAMUS 

 OF N VTT 



OBLONGATA 



RAMUS 

 RAMUS SUPRATEMPORAL 



'ORALIS OF 



OSTTREMATIC RAMI OF 

 GLOSSOPHARYNGEAL i 

 VAGUS NERVES 



/rrr-I.. VISCERAL MOTOR 



^^0m SOMATIC MOTOR 



Fig. 357 — Continued 



For legend see p. 832. 



Summary of functional components: ( 1 ) Somatic motor fibers; (2) somatic 



sensory, i.e., proprioceptive fibers, from tongue musculature. 



5. The Origin and Development of the Autonomic System 



a. Definition of the Autonomic Nervous System 

 The autonomic nervous system is that part of the peripheral nervous system 

 which supplies the various glands of the body together with the musculature 



