Lumbosacral Plexus Flashcards

1
Q

Subcostal N

A

T12

Motor: primidalis, transverse abdominis

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2
Q

Iliohypogastric

A

L1 +/- t12
Cutan: pubis skin , lateral buttock
Motor: Internal oblique, transverse abdominis

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3
Q

Ilioinguinal

A

L1 +/- t12
Cutan: skin of prox med thighl external genitalia
Motor: internal oblique, transverse abdominis

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4
Q

Genitofemoral

A

L1 and L2
Cutan: scrotum, labia majora, ant thigh
Motor: creamaster

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5
Q

Lateral femoral cutaneous

A

L2 and L3

Cutaneous: Lateral thigh, peritoneum

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6
Q

Femoral

A

L2 - L4
Cutan: upper and anterior thigh, hip and knee joints
Motor: Quadriceps, pectineus, sartoius

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7
Q

Obturator

A

L2 - L4
Motor: adductor magnus, adductor brevis, adductor longus, obturator externus, pectineus, gracilis

Sensory: medial and distal thigh

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