petrotympanic fissure

(redirected from Fissura petrotympanica)

pet·ro·tym·pan·ic fis·sure

[TA]
a fissure between the tympanic and petrous portions of the temporal bone; it transmits the chorda tympani nerve through a small patent portion, the anterior canaliculus of the chorda tympani.
Farlex Partner Medical Dictionary © Farlex 2012

pet·ro·tym·pan·ic fis·sure

(pet'rō-tim-pan'ik fish'ŭr) [TA]
A fissure between the tympanic and petrous portions of the temporal bone; it transmits the chorda tympani nerve through a small patent portion, the anterior canaliculus of the chorda tympani.
Synonym(s): glaserian fissure.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

Glaser,

Johann H., Swiss anatomist, 1629-1675.
glaserian artery - Synonym(s): anterior tympanic artery
glaserian fissure - Synonym(s): petrotympanic fissure
Medical Eponyms © Farlex 2012