Prostate veonus plexus is drain of
1-vesical vein
2-internal iliac vein

Ducuts defrense supply by
Superior vesical artery

Lymph node

الlumbosacral plexus ياخذ جزء sympthatic من anterior sacral foramen

نيرڤات تطلع من الventral rami of sacral
قبل ما يتكون الlumbosacral plexus
1-nerve to piriformis s1 s2
2-nerve to levator ani+ nerve to coccygeous+ nerve to external anal sphincter s4
3-splanchnic nerve s2s3s4

Common proneal nerver= siatic nerve
Main branch of lumbosacral plexus
1- pudendal nerve
2-siatic nerve

Nerve ياخذ من
Ventarl+ dorsal division of lumbosacral plexus
1-siatic nerve l4,l5,s1,s2
2-post.cut.n.of.thigh s1,s2(vent)
S2,s3(dors)

الnerve الي يغذي الmiddl part of sphinctar anal externus
يسموه= perineal branch of sacral 4

Nerve to external ani sphincter supply = 1-the muscle of external anal sphincter
2-skin between anus and coccyx

Coccygeus plexus
متكون من S4
S5
Coccygeus nerve

Anaococcygeal nerves
Supply= skin in the coccyx region

هذا نيرڤ يخترق sacrotuberous ligament

من يصير عدنا dissease بل lumbosacral joint
حيگوم يوجعك ما اسفل الknee ليش؟
لان الL4+L5S1
يعبر فوك joint
ف راح يتأذى
وهذني يسون supply ل
L4=medial of leg +sole
S1=lateral of sole

Upper ganglion give branch to = inferior hypogastric plexus

Lower ganglion give branch to =1-median sacral artery
2-rectum

Ganglion impar give branch of = glomus coccygemus

Fasica
*loose in =1-expansile structure(viscera)
2-floor pelvis
* dense= in not expansile structure(lateral wall)

Waldeyer fascia is extend from sacrum to the ampulla of rectum
هاي الفيشيا ما تخضع للقاعدة

Attachment of fascia muscle of pelvis
Ans/iliopectineal line to inf border of pubic bone