See Also: tympanic plexus(medicine)
tubal branch of the tympanic plexus(medicine)
communicating branch of facial nerve with tympanic plexus(medicine)
tympanic(dictionary)
tympanic(medicine)
tympanic sinus(medicine)
tympanic canaliculus(medicine)
tympanic canal(medicine)
tympanic bone(medicine)
tympanic enlargement(medicine)

hydrocarbonate (iou) and tympanic plexus (medicine)


hydrocarbonate (iou)



hydrocarbonate noun. E19.
[from HYDRO- + CARBONATE noun.]
Chemistry.
A hydrocarbon, spec. methane. Only in E19.
A double salt consisting of a hydrate and a carbonate. Now rare or obsolete. M19.
A carbohydrate. rare. L19.

tympanic plexus (medicine)


tympanic plexus


A plexus on the promontory of the labyrinthine wall of the tympanic cavity, formed by the tympanic nerve, an anastomotic branch of the facial, and sympathetic branches from the internal carotid plexus; it supplies the mucosa of the middle ear, mastoid cells, and auditory (eustachian) tube, and gives off the lesser superficial petrosal nerve to the otic ganglion.

Synonym: plexus tympanicus, Jacobson's plexus.