Pelvis/LE - Nerves Flashcards
*Femoral Nerve (7)
L2-L4 largest branch of lumbar plexus enters femoral triangle pectineus sartorius iliacus rectus femoris vastus lateralis vastus medialis vastus intermedius
*Obturator Nerve (5)
anterior rami of L2-L4 primary nerve to medial thigh passes through pelvis adductor longus adductor brevis adductor magnus (adductor part) gracilis obturator externus
*Sciatic Nerve (4)
L4-S3 largest nerve in the body adductor magnus (hamstring part) semitendinosus semimembranosus biceps femoris
*Inferior Gluteal Nerve (1)
L5-S2
gluteus maximus
*Superior Gluteal Nerve (3)
L4-S1
gluteus medius
gluteus minimus
tensor fasciae latae
Nerve to Obturator Internus (2)
obturator internus
gemellus superior
Nerve to Quadratus Femoris (2)
quadratus femoris
gemellus inferior
Branches of Anterior Rami of S1 (1)
piriformis
Anterior Rami of Lumbar Nerves (1)
psoas major
Deep Fibular Nerve (4)
tibialis anterior
extensor hallucis longus
extensor digitorum longus
fibularis tertius
Superficial Fibular Nerve (2)
fibularis longus
fibularis brevis
Tibial Nerve (7)
gastrocnemius soleus plantaris popliteus flexor hallucis longus flexor digitorum longus tibialis posterior
Sacral Plexus (4)
L4-S4 sciatic nerve pudendal nerve superior gluteal nerve inferior gluteal nerve
Coccygeal Plexus (1)
S4-S5
coccygeal nerves
*Pudendal Nerve
S2-S4
main nerve of perineum and chief sensory nerve of external genitalia
Cervical Plexus
C1-C5
Brachial Plexus
C5-T1
Lumbar Plexus
L1-L4
Femoral Triangle
contains NAVY lateral to medial
Nerve Artery Vein lYmphyatic
Femoral Triangle - Superior Border
inguinal ligament (ASIS to pubic tubercle)
Femoral Triangle - Lateral Border
sartorius
Femoral Triangle - Medial Border
adductor longus
