Inferior ganglion of glossopharyngeal nerve

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Nerve: Inferior ganglion of glossopharyngeal nerve
Plan of upper portions of glossopharyngeal, vagus, and accessory nerves. (Petrous ganglion visible near center.)
Latin	ganglion inferius nervi glossopharyngei, ganglion petrosum
Gray's	subject #204 98
From	glossopharyngeal nerve
Dorlands / Elsevier	g_02/12384571

The inferior ganglion of the glossopharyngeal nerve (petrous ganglion) is larger than the superior ganglion and is situated in a depression in the lower border of the petrous portion of the temporal bone.

[edit] See also

• Jugular foramen

[edit] External links

• Norman/Georgetown cranialnerves (IX)
• MedEd at Loyola grossanatomy/h_n/cn/cn1/cn9.htm
• inferior+ganglion+of+glossopharyngeal+nerve at eMedicine Dictionary

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.

v • d • e Nerves of head and neck: the cranial nerves and nuclei olfactory (AON->I) olfactory bulb - olfactory tract optic (LGN->II) optic chiasm - optic tract oculomotor (ON,EWN->III) superior branch (parasympathetic root of ciliary ganglion/ciliary ganglion) - inferior branch trochlear (TN->IV) no significant branches trigeminal (PSN,TSN,MN,TMN->V) trigeminal ganglion • ophthalmic • maxillary • mandibular abducens (AN->VI) no significant branches facial (FMN,SN,SSN->VII) near origin nervus intermedius • geniculate inside facial canal greater petrosal (pterygopalatine ganglion) - nerve to the stapedius - chorda tympani (lingual nerve, submandibular ganglion) at stylomastoid foramen posterior auricular - suprahyoid (digastric, stylohyoid) - parotid plexus (temporal, zygomatic, buccal, mandibular, cervical) vestibulocochlear (VN,CN->VIII) cochlear (striae medullares, lateral lemniscus) • vestibular (Scarpa's ganglion) glossopharyngeal (NA,ISN,SN->IX) before jugular fossa ganglia (superior, inferior) after jugular fossa tympanic (tympanic plexus, lesser petrosal, otic ganglion) • stylopharyngeal branch • pharyngeal branches • tonsillar branches • lingual branches • carotid sinus vagus (NA,DNVN,SN->X) before jugular fossa ganglia (superior, inferior) after jugular fossa meningeal branch - auricular branch neck pharyngeal branch (pharyngeal plexus) - superior laryngeal (external, internal) - recurrent laryngeal (inferior) - superior cervical cardiac thorax inferior cardiac - pulmonary - vagal trunks (anterior, posterior) abdomen celiac - renal - hepatic - anterior gastric - posterior gastric accessory (NA,SAN->XI) cranial - spinal hypoglossal (HN->XII) lingual branches