DIGESTION IN THE MOUTH. 



297 



FIG. 122. NERVES OF THE SUBM AXILLARY GLAND IN THE DOG. (Bernard.) 



G, submaxillary gland ; K, submaxillary duct : C. primitive carotid ; L, lingual artery ; O, glandular artery, branch 

 of the facial ; H H', hypoglossal nerve divided so as to show the superior cervical ganglion; V, pneutnogastric nerve; P, 



sympathetic fibres ; D, fibre from the first pair of cervical nerves ; R R, glosso- 



l ganglion; 

 pharyngeal 



nerve ; I, anterior filaments 



of the superior cervical ganglion, forming the carotid plexus: P, fibre going to the submaxillary gland; Q, sympathetic 

 filaments ; M, mylo-hyoid nerve : U, lingual nerve, giving off the chorda tympani, T, which, after anastomosing with the 

 sympathetic filaments, is distributed to the submaxillary gland ; S, external branch of the spinal accessory nerve. 



