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Encyclopedia > Perineal branches of posterior femoral cutaneous nerve
Nerve: Perineal branches of posterior femoral cutaneous nerve
Nerves of the right lower extremity. Posterior view. (Perineal branch labeled at upper left.)
Latin rami perineales nervi cutanei femoris posterioris
Gray's subject #213 960
From posterior femoral cutaneous nerve
Dorlands/Elsevier r_02/12691543

The perineal branches of the posterior femoral cutaneous nerve are distributed to the skin at the upper and medial side of the thigh. Image File history File links Download high resolution version (344x1000, 115 KB) Summary Licensing File links The following pages link to this file: Sciatic nerve Wikipedia:Grays Anatomy images with missing articles 17 Tibial nerve Common peroneal nerve Femoral nerve List of images in Grays Anatomy: IX. Neurology... Latin is an ancient Indo-European language originally spoken in Latium, the region immediately surrounding Rome. ... The Posterior Femoral Cutaneous Nerve (small sciatic nerve) is distributed to the skin of the perineum and posterior surface of the thigh and leg. ... Elseviers logo. ... Diagram of the human thigh bone In humans the thigh is the area between the pelvis and buttocks and the knee. ...

One long perineal branch, inferior pudendal (long scrotal nerve), curves forward below and in front of the ischial tuberosity, pierces the fascia lata, and runs forward beneath the superficial fascia of the perineum to the skin of the scrotum in the male, and of the labium majus in the female. Posteriorly the Superior ramus of the ischium forms a large swelling, the tuberosity of the ischium, which is divided into two portions: a lower, rough, somewhat triangular part, and an upper, smooth, quadrilateral portion. ... The deep fascia of the thigh is named, from its great extent, the fascia lata; it constitutes an investment for the whole of this region of the limb, but varies in thickness in different parts. ... In some male mammals, the scrotum is a bag of skin and muscle containing the testicles. ... The Labia Majora are two prominent longitudinal cutaneous folds which extend downward and backward from the mons pubis and form the lateral boundaries of a fissure or cleft, the pudendal cleft or rima, into which the vagina and urethra open. ...

It communicates with the inferior anal nerves and the posterior scrotal nerves. The Inferior rectal nerves (inferior anal nerves, inferior hemorrhoidal nerve) occasionally arises directly from the sacral plexus; it crosses the ischiorectal fossa, with the inferior hemorrhoidal vessels, toward the anal canal and the lower end of the rectum, and is distributed to the Sphincter ani externus and to the integument... The posterior scrotal (or labial) branches; superficial peroneal nerves) are two in number, medial and lateral. ...

External links

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. Georgetown University, incorporated as the The President and Directors of the College of Georgetown, is a private university in the United States, located in Georgetown, a historic neighborhood of Washington, D.C. Founded on January 23, 1789 by Archbishop John Carroll, it is both the oldest Roman Catholic and oldest... The public domain comprises the body of all creative works and other knowledge—writing, artwork, music, science, inventions, and others—in which no person or organization has any proprietary interest. ... An illustration from the 1918 edition Henry Grays Anatomy of the Human Body, commonly known as Grays Anatomy, is an anatomy textbook widely regarded as a classic work on human anatomy. ...



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