These are those already considered, the foremost of which are supplied by the IXth or glossopharyngeal nerves.
The junction of the vagus and glossopharyngeal nerves is shewn in Pl.
The glossopharyngeal nerve alone becomes eventually separated from the succeeding branches.
The whole nerve-complex formed by the glossopharyngeal and the vagus nerves cannot of course be shewn in any single section.
A description of the part of this referring to the vagus and glossopharyngeal nerves is given at p. 426.
The relation of the branches of the vagus and glossopharyngeal to the branchial clefts requires no special remark.
Immediately anterior to this glossopharyngeal segment is seen in the figures the segment supplied by the VIIth or facial nerves.
The mixed nerves to the internal branchial segments, equivalent in the vertebrate to the vagus, glossopharyngeal, and facial.
There appears to be one root in the brain for the glossopharyngeal, and at least six for the vagus.
glossopharyngeal glos·so·pha·ryn·ge·al (glôs'ō-fə-rĭn'jē-əl, -jəl, -fār'ən-jē'əl)
adj.
Relating to the tongue and pharynx.
