Lumbar Plexus Flashcards Preview

Gross II - Lumbar and Sacral plexus > Lumbar Plexus > Flashcards

Flashcards in Lumbar Plexus Deck (11)
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1

Psoas Major muscle

Lumbar Nerves 1-3

2

Psoas minor muscle

Lumbar Nerves 1

3

Iliacus Muscle

Femoral N (L2, L3)

4

Quadratus Lumborum Muscle

Subcostal N, Lumbar Nerves 1-4

5

Lumbar plexus

Anterior primary rami L1-L3 and part of L4

6

Iliohypogastric N

L1 - Supplies the skin covering the pubis and gluteal region

7

Ilioinguinal N

Accompanies spermatic cord or round ligament of uterus thru inguinal canal

L1-sensory to skin of scrotum or labia major and thigh

8

Femoral N

L2, L3, L4 - Supplies muscles and skin of thigh

9

Lateral cutaneous N of thigh

L2, L3 - Supplies skin of anterior and lateral aspects of thigh

10

Genitofemoral N

L1, L2
Genital branch - creamaster muscle
Femoral branch - supplies skin over femoral triangle

11

Obturator N

L2, L3, L4 - Supplies muscles and skin of medial surface of thigh