Assertion: accessory nerve's root | /r/HasProperty | portio major
Facets:
Source sentences:
text: The sensory root (portio major) of the trigeminal nerve leaves the pons along with the motor root (portio minor) and expands in the Meckel’s cave to form the trigeminal (gasserian) ganglion.
text: The motor root, or portio minor, exits from the motor nucleus, passes forward in the substance of the pons, and emerges from the anterolateral aspect of the pons anterior and medial to the larger sensory root (the portio major).
text: From this ganglion, the fibers of the sensory root (portio major) enter the substance of the pons, course dorsomedially, and terminate in three major nuclear complexes (Fig. 9.1) within the brainstem: the nucleus of the spinal tract of the trigeminal nerve, the main (or principal) sensory nucleus, and the mesencephalic nucleus.