fissula

fissula
Diminutive of fissure; a small fissure or cleft.
- f. ante fenestram [TA] minute, slitlike passage in the labyrinthine wall of the tympanic cavity, extending obliquely from the region of the cochleaform process to the vestibule of the bony labyrinth, anterior to the oval window; it is considered to be an extension of the perilymphatic space, but is occupied by a small band of connective tissue that is continuous with the mucosa of the tympanic cavity.

* * *

fis·su·la (fisґu-lə) [L., dim. of fissura] a little cleft.

Medical dictionary. 2011.

Игры ⚽ Поможем сделать НИР

Look at other dictionaries:

  • Fissŭla — (F. Lam., Ophistoma Rud.), Gattung der Fadenwürmer, der Gattung Cucullanus (Kappenwurm s.d.) verwandt, aber mit quergespaltenem, also zweilippigem Munde; lebt in der Schwimmblase einiger Fische; Arten: F. s. O. cystidicola bei Forellen …   Pierer's Universal-Lexikon

  • fissula ante fenestram — an irregular ribbon of connective tissue that extends through the bony otic capsule from the vestibule just anterior to the oval window, to the tympanic cavity near the processus cochleariformis …   Medical dictionary

  • Cozzolino zone — fissula ante fenestram …   Medical dictionary

  • Otosclerosis — Classification and external resources Chain of ossicles and their ligaments. (Stapes visible near center right.) ICD 10 H …   Wikipedia

  • Otosclerosis — Clasificación y recursos externos  Aviso médico  La otosclerosis (del griego otós: oído + sklerós: endurecimiento) es una …   Wikipedia Español

  • fossula post fenestram — a connective tissue tract just behind the oval window, resembling the fissula ante fenestram, but smaller and less constant …   Medical dictionary

Share the article and excerpts

Direct link
… Do a right-click on the link above
and select “Copy Link”