Greater petrosal nerve is formed from ?
Ans. is 'a' i.e., Geniculate ganglion Petrosal nervesGreater petorsal nerveFirst branch of facial nerveArises from geniculate ganglionIn foramen lacerum it joins deep petorsal nerve and forms the nerve to pterygoid canalSupplies lacrimal glands, nose, mucosal glands of pharynx, palate.Lesser petorsal nerveBranch of 9th cranial nerve through tympanic plexus (passes otic ganglion)It suplies parotid gland.Deep petorsal nerveIt is a branch of sympathetic plexus around internal carotid aery.It contains cervical sympathetic fibers.External petorsal nerveIt is an inconsistant branch of sympathetic plexus around middle meningeal aery.
Geniculate ganglion
Plexus around ICA
Plexus around middle meningeal aery
None of the above