Scarpa's ganglion
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The vestibular ganglion (also called Scarpa's ganglion) is the ganglion of the
vestibular nerve The vestibular nerve is one of the two branches of the vestibulocochlear nerve (the cochlear nerve being the other). In humans the vestibular nerve transmits sensory information transmitted by vestibular hair cells located in the two otolith orga ...
. It is located inside the
internal auditory meatus The internal auditory meatus (also meatus acusticus internus, internal acoustic meatus, internal auditory canal, or internal acoustic canal) is a canal within the petrous part of the temporal bone of the skull between the posterior cranial fossa ...
. The ganglion contains the cell bodies of bipolar neurons whose peripheral processes form synaptic contact with
hair cells Hair cells are the sensory receptors of both the auditory system and the vestibular system in the ears of all vertebrates, and in the lateral line organ of fishes. Through mechanotransduction, hair cells detect movement in their environment. ...
of the
vestibular The Vestibular (from pt, vestíbulo, "entrance hall") is a competitive examination and is the primary and widespread entrance system used by Brazilian universities to select the students admitted. The Vestibular usually takes place from Nove ...
sensory end organs. These include hair cells of the cristae ampullares of the semicircular duct and macula in the utricle and saccule. It is named for
Antonio Scarpa Antonio Scarpa (9 May 1752 – 31 October 1832) was an Italian anatomist and professor. Biography Scarpa was born to an impoverished family in the frazione of Lorenzaga, Motta di Livenza, Veneto. An uncle, who was a member of the priesthood, gav ...
.A. Scarpa. Anatomicarum annotationum. 2 volumes, Modena and Pavia, 1779, 1785. 2nd edition, Milano, 1792. At birth, it is already close to its final size.


References


External links


Diagram (in French)


Vestibulocochlear nerve Vestibular system {{Neuroanatomy-stub