lumbosacral plexus nerves and their inne

subcostal n

ventral ramii T12

illiohypogastric

L1

illioinguinal

L1

genitofemoral

L1-2 (ontop of psoas major)

splits into gential and femoral branch

lateral femoral cutaneous

L2-3

cutaneous part of lat thigh

*compresses with obesity

femoral

L234

under and then lateral to psoas major

obturator

L234

lumbosacral trunk

L4-5

sacral plexus

L4-S5

SP: sciatic n

gluteal region of thigh

splits into Common peroneal (posterior) and Tibial (anterior)

SP: superior gluteal

Glute med, minimus, tensor facia latta

SP: N. to quadratus femoris

quadratus femoris, inferior gemellus

SP: inferior gluteal n

glute max

SP: N. to obturator internus

Obturator internus, superior gemellus

SP: N. to piriformis

piriformis

SP: posterior femoral cutaneous n.

buttox, skin over buttox, medial and posterior thigh

SP: perforating cutaneous n

medial buttox

SP: pudental

sensory to perineum and genitals

SP: pelvic splanchic

pelvis, visera

SP: Nerve to levator ani

All parts of levator ani muscel