“Perineal nerve”的意思、由来-开放百科全书

词条

Perineal nerve

释义

Structure
Additional images
References
External links

{{distinguish|peroneal nerve}}{{Infobox nerve
| Name = Perineal nerve
| Latin = nervi perineales
| Image = Pudendal nerve.svg
| Caption = Pudendal nerve, its course through the lesser sciatic foramen, and branches, including inferior anal at bottom right.
| Image2 = Gray542.png
| Caption2 = The superficial branches of the internal pudendal artery. (Perineal nerve visible but not labeled.)
| Innervates = Transversus perinei superficialis
Bulbospongiosus
Ischiocavernosus
| BranchFrom = pudendal nerve
| BranchTo =
}}

The perineal nerve is a nerve arising from the pudendal nerve that supplies the perineum.

Structure

The perineal nerve is the inferior and larger of the two terminal branches of the pudendal nerve, is situated below the internal pudendal artery.

It accompanies the perineal artery and divides into two branches:

Superficial perineal nerves, becoming posterior scrotal nerves in men^[1] and posterior labial nerves in women
Deep branch of the perineal nerve (also known as "muscular")

Additional images

References

1. ^Essential Clinical Anatomy. K.L. Moore & A.M. Agur. Lippincott, 2 ed. 2002. Page 263

External links

{{SUNYAnatomyLabs|41|10|01|00}} - "The Female Perineum: The Perineal Nerve"
{{SUNYAnatomyImage|9|1|74}}
{{SUNYAnatomyImage|9|1|87}}
{{DartmouthHumanAnatomy|figures/chapter_32/32-3.HTM}}

1 : Nerves of the lower limb and lower torso

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