glaserian fissure


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Related to glaserian fissure: petrosquamous fissure, tympanosquamous fissure, tympanic canaliculus

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.

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.

glaserian fissure

A narrow slit posterior to the mandibular fossa of the temporal bone. The chorda tympani nerve passes through it.
See also: fissure

Glaser,

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