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(New page: {{BioPsy}} {{Infobox Nerve | Name = {{PAGENAME}} | Latin = nervus musculi piriformis | GraySubject = 213 | GrayPage = 957 | Image = Gray828.png | Cap...)
 
 
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DorlandsSuf = 12566208 |
 
DorlandsSuf = 12566208 |
 
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The '''nerve to piriformis''' is a [[nerve]] that innervates the [[piriformis]] muscle.
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The '''nerve to piriformis''' is a [[nerve]] that innervates the piriformis muscle.
   
 
==Course==
 
==Course==
The nerve to piriformis originates in the [[sacral plexus]]. It arises from the dorsal division of the second [[sacral nerve]], or the dorsal divisions of the first and second sacral nerves, and enters the anterior surface of the [[piriformis]] muscle; this nerve may be double.
+
The nerve to piriformis originates in the [[sacral plexus]]. It arises from the dorsal division of the second [[sacral nerve]], or the dorsal divisions of the first and second sacral nerves, and enters the anterior surface of the piriformis muscle; this nerve may be double.
   
 
==See also==
 
==See also==
* [[Piriformis]]
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{{Gray's}}
 
{{Gray's}}

Latest revision as of 06:33, May 3, 2007

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Nerve: Nerve to the Piriformis
Gray828
Plan of sacral plexus and pudendal plexus. (Label "to piriformis" is at center left.)
Posterior Hip Muscles 1
The piriformis and nearby muscles
Latin nervus musculi piriformis
Gray's subject #213 957
Innervates piriformis muscle
From sacral plexus (S1–S2)
To
MeSH [1]

The nerve to piriformis is a nerve that innervates the piriformis muscle.

CourseEdit

The nerve to piriformis originates in the sacral plexus. It arises from the dorsal division of the second sacral nerve, or the dorsal divisions of the first and second sacral nerves, and enters the anterior surface of the piriformis muscle; this nerve may be double.

See alsoEdit

This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant.

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