Ischioanal fossa

Infobox Anatomy
Name = PAGENAME
Latin = fossa ischioanalis
GraySubject = 120
GrayPage = 425


Caption = The perineum. The integument and superficial layer of superficial fascia reflected. (Ischiorectal fossa labeled at bottom left.)


Caption2 = The posterior aspect of the rectum exposed by removing the lower part of the sacrum and the coccyx. (Ischiorectal fossa labeled at bottom right.)
System =
MeshName =
MeshNumber =
DorlandsPre = f_14
DorlandsSuf = 12376209
The ischiorectal fossa (or ischioanal fossa) is somewhat prismatic in shape, with its base directed to the surface of the perineum, and its apex at the line of meeting of the obturator and anal fasciae.

Boundaries

It has the following boundaries: [NormanAnatomyFig|analtrianglesection - Ischiorectal fossa is colored yellow]

Contents

The contents include:
* Inside Alcock's canal, on the lateral wall
** internal pudendal artery
** internal pudendal vein
** pudendal nerve
* Outside Alcock's canal, crossing the space transversely
** inferior rectal artery
** inferior rectal veins
** inferior anal nerves
** fatty tissue across which numerous fibrous bands extend from side to side

References

ee also

* Anal triangle


=Additional

External links

*
* - "The Female Perineum: The Ischioanal Fossa"
*
*
* (NormanAnatomyFig|analtriangle2, NormanAnatomyFig|femaleugtrianglesectionfascia)
* [http://www.emory.edu/ANATOMY/AnatomyManual/92.jpgDiagram] at Emory University


Wikimedia Foundation. 2010.

Look at other dictionaries:

  • fat body of ischioanal fossa — corpus adiposum fossae ischioanalis …   Medical dictionary

  • fossa ischioanalis — [TA] ischioanal fossa: the potential space between the pelvic diaphragm and the skin inferior to it; an anterior recess extends a variable distance, sometimes reaching the retropubic space. Called also ischiorectal f. and perineal f …   Medical dictionary

  • fossa — A depression usually more or less longitudinal in shape below the level of the surface of a part. [L. a trench or ditch] acetabular f. [TA] a depressed area in the floor of the acetabulum superior to the …   Medical dictionary

  • ischioanal cavity — ischiorectal cavity fossa ischioanalis …   Medical dictionary

  • body — 1. The head, neck, trunk, and extremities. The human b., consisting of head (caput), neck (collum), trunk (truncus), and limbs (membra). 2. The material part of a human, as distinguished from the …   Medical dictionary

  • Perineum — The muscles of the male perineum Gray s subject #120 424 Artery …   Wikipedia

  • Sacrotuberous ligament — Infobox Ligament Name = Sacrotuberous ligament Latin = ligamentum sacrotuberale GraySubject = 80 GrayPage = 309 Caption = Articulations of pelvis, anterior view, with greater sciatic foramen (labeled in red) and its boundaries. Caption2 =… …   Wikipedia

  • corpus adiposum fossae ischioanalis — [TA] corpus adiposum fossae ischiorectalis fat body of the ischioanal fossa: a pad of fat found in the ischioanal fossa …   Medical dictionary

  • Половая система — …   Атлас анатомии человека

  • Dartos — The scrotum. (Label for Dartos is at bottom left.) …   Wikipedia


Share the article and excerpts

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

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.