DIGESTION IN THE MOUTH. 



297 



Fig. 122.— Nerves of the Submaxillary 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 Hf, hypoglossal nerve divided so as to snow the superior cervical ganglion ; V, pneumogastric nerve ; P, 

 sympathetic fibres ; D, fibre from the first pair of cervical nerves ; R R, glosso-pharyngeal nerve ; I, anterior filaments 

 of the Buperior 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. . 



