Geniculate ganglion

The geniculate ganglion contains fibres for taste and somatic sensation and is located in the petrous temporal bone

Gross anatomy

It is located at the first genu of the facial nerve at the anterior most part of the Fallopian canal at the junction between the labyrinthine and tympanic segments. In this ganglion the taste fibres carried to it by the nervus intermedius synapse.

Fibres in:

  1. facial nerve (labyrinthine segment)
  2. nervus intermedius

Fibres out:

  1. facial nerve (tympanic segment)
  2. greater superficial petrosal nerve
  3. lesser petrosal nerve
  4. external petrosal nerve

Related pathology

Anatomy: Brain
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Article information

rID: 1378
Section: Anatomy
Tag: cases
Synonyms or Alternate Spellings:

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Cases and figures

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    Figure 1: interconnection diagram
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    Figure 2: annotated
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