HipandThigh
Plate485
LumbarPlexus
Schema
Subcostal nerve (T12)
White and gray rami communicantes
Iliohypogastric nerve
Ilio-inguinal nerve
Genitofemoral nerve
Lateral femoral
cutaneous nerve
Gray rami communicantes
Muscular branches
to psoas and iliacus muscles
Femoral nerve
Accessory obturator nerve (
often absent
)
Obturator nerve
Lumbosacral trunk
Diaphragm (
cut
)
Subcostal nerve (T12)
Sympathetic trunk
Iliohypogastric nerve
Ilio-inguinal nerve
Genitofemoral nerve (
cut
)
Lateral femoral
cutaneous nerve
Femoral nerve
Obturator nerve
Psoas major muscle (
cut
)
Lumbosacral trunks
Inguinal ligament (Poupart’s)
Anterior division
Posterior division
White and gray
rami communicantes
Subcostal nerve (T12)
Iliohypogastric nerve (T12, L1)
Ilio-inguinal nerve (L1)
Transversus abdominis
muscle
Quadratus lumborum muscle
Psoas major muscle
Gray rami communicantes
Genitofemoral nerve (L1, 2)
Iliacus muscle
Lateral femoral
cutaneous nerve (L2, 3)
Femoral nerve (L2–4)
Genital branch (L1) and
Femoral branch (L2) of
genitofemoral nerve
Obturator nerve (L2–4)
Ventral rami of
lumbar plexus
spinal nerves
T12
L1
L2
L3
L4
L5
L1
L1
L2
L2
L3
L3
L4
L4
L5
See±also±
Plate 262
±