Term
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Definition
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Term
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Definition
L1
skin: gluteal and hypogastric skin
muscles: external abdominal oblique, internal abdominal oblique, and transversus abdominis |
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Term
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Definition
L1
skin: groin, scrotum/labia majorum
muscle: external and internal abdominal obliques, transversus abdominis |
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Term
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Definition
L1-L2
skin: mons pubis, labia majorum/scrotum, femoral triangle
muscle: cremaster |
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Term
| lateral femoral cutaneous nerve |
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Definition
L2-L3
skin: anterior lateral aspect of the thigh |
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Term
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Definition
L2-L4
skin: anterior and medial aspect of the leg and foot via saphenous branch
muscle: iliacus, pectineus, sartorius, quadriceps femoris
joint: articular capsule of hip and knee joints |
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Term
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Definition
L2-L4
skin: medial surface of thigh
muscle: gracilis, adductor brevis, adductor longus, adductor magnus, obturator externus
*sometimes pectineus via accessory obturator nerve
joint: articular capsule of hip and knee joints |
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Term
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Definition
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Term
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Definition
anterior divisions of S2-S4
innervations:
sensory: lower half of anal canal, perianal skin, genitalia in both sexes
muscle: perineum |
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Term
| posterior femoral cutaneous nerve |
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Definition
anterior and posterior divisions of VPR S2 and S3
*only nerve that gets contributions from both ends |
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Term
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Definition
L4 and L5, S1 and S2
*almost exactly like tibial; they run together |
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