By E. E. Hewer and G. M. Sandes (Auth.)
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Additional info for An Introduction to the Study of the Nervous System
Ascending branches end in the dorsal or principal sensory nucleus. Descending branches join solitary bundle, and end round these cells. —Fibres arising in these two nuclei cross the middle line, and pass up with the medial fillet to the optic thalamus. —From the optic thalamus to the cerebral cortex. ) 10. VAGUS (motor and sensory). Motor. Cells of Origin. (a) Principal (dorsal) nucleus in the floor of the fourth ventricle lying lateral to the twelfth nucleus. The corresponding area in the floor of the ventricle is known as the ala cinerea or trigonum vagi.
Orange : Sympathetic (post-ganglionic). DEEP C O N N E C T I O N S OF T H E C R A N I A L NERVES superficial petrosal nerves, which must therefore be regarded as mixed nerves. (c) W I T H THE SUBMAXILLARY GANGLION. ) The motor root to the ganglion comes from the seventh nerve via chorda tympani. The fibres to the submaxillary gland pass right through the ganglion, while those to the sublingual gland have a cell station in the ganglion. ) Sensory fibres arise in the ganglion and pass via the lingual nerve to the Gasserian ganglion, and thence to the sensory nucleus of the fifth nerve.
Enter between restiform body and olive and divide into ascending and descending branches. Ascending branches end in the dorsal or principal sensory nucleus. Descending branches join solitary bundle, and end round these cells. —Fibres arising in these two nuclei cross the middle line, and pass up with the medial fillet to the optic thalamus. —From the optic thalamus to the cerebral cortex. ) 10. VAGUS (motor and sensory). Motor. Cells of Origin. (a) Principal (dorsal) nucleus in the floor of the fourth ventricle lying lateral to the twelfth nucleus.