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Encyclopedia > Greater petrosal nerve
Nerve: Greater petrosal nerve
The course and connections of the facial nerve in the temporal bone.
Plan of the facial and intermediate nerves and their communication with other nerves.
Latin nervus petrosus major
Gray's subject #202 903
Dorlands/Elsevier n_05/12566464

The greater petrosal nerve is a nerve in the skull that branches from the facial nerve; it forms part of a chain of nerves that innervates the lacrimal gland. Image File history File links Gray789. ... The facial nerve is seventh of twelve paired cranial nerves. ... The temporal bones (os temporales) are situated at the sides and base of the skull. ... Image File history File links Gray788. ... Latin is an ancient Indo-European language originally spoken in Latium, the region immediately surrounding Rome. ... Elseviers logo. ... Nerves (yellow) Nerves redirects here. ... The facial nerve is seventh of twelve paired cranial nerves. ... Lacrimal apparatus of the right eye. ...


Structure

The greater petrosal nerve is a branch of the facial nerve that arises from the geniculate ganglion, a part of the facial nerve inside the facial canal. The nerve joins with the deep petrosal nerve (a nerve which carries sympathetic fibers) to form the nerve of pterygoid canal. The facial nerve is seventh of twelve paired cranial nerves. ... Mark Hartley: 01946841665 i am gay and call me for bum sex. ... The deep petrosal nerve (large deep petrosal nerve) is given off from the carotid plexus, and runs through the carotid canal lateral to the internal carotid artery. ... The nerve of the pterygoid canal (Vidian nerve), formed by the junction of the great petrosal nerve and the deep petrosal nerve in the cartilaginous substance which fills the foramen lacerum, passes forward, through the pterygoid canal, with the corresponding artery, and is joined by a small ascending sphenoidal branch...


This nerve is the parasympthetic root of the pterygopalatine ganglion. It carries preganglionic parasympathetic fibers to the pterygopalantine ganglion for the lacrimal glands as well as glands of the palate and nasal cavity. The sphenopalatine ganglion is a parasympathetic ganglion found in the spheno-maxillary fossa. ... Lacrimal apparatus of the right eye. ...


Additional images

External links


  Results from FactBites:
 
Yale- Cranial Nerve 7, pg. 17 (162 words)
The greater petrosal nerve passes deep to the trigeminal ganglion to enter the foramen lacerum.
The nerve traverses the foramen and enters a canal at the base of the medial pterygoid plate in conjunction with sympathetic fibers (deep petrosal nerve) branching from the plexus following the internal carotid artery.
Upon exiting the pterygoid canal, pre-ganglionic parasympathetic fibers of CN VII synapse in the pterygopalatine ganglion which is suspended from the fibers of the maxillary division of the trigeminal nerve (V2) in the pterygopalatine fossa.
The Barrow Quarterly Article 16-4-1 (3329 words)
The greater superior petrosal nerve (GSPN) and the anterior and posterior branches of the MMA are identified with the dura elevated.
The cochlear nerve is anterior and inferior to CN VII.
From the vidian canal, the vidian nerve courses to the sphenopalatine ganglion in the pterygopalatine fossa,
  More results at FactBites »

 
 

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