Term
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Definition
Lumbar plexus L2-4
Hip flexion (origin fixed)
Trunk flexion (insertion fixed)
Assist lateral trunk flexion (unilateral)
May assist hip ER and ABD |
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Term
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Definition
L1 spinal nerve
Flexion of trunk and lumbar spine |
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Term
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Definition
Femoral nerve L2-L3
Hip flexion
Flexes pelvis on femur |
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Term
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Definition
Femoral nerve L2-L3
Obturator nerve, Accessory branch (L3)
Hip adduction
Assist hip flexion |
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Term
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Definition
Femoral nerve L2-L3
Hip flexion
Flexes pelvis on femur |
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Term
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Definition
Obturator nerve (L2-L3)
Hip adduction
Knee flexion
Medial rotation of knee |
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Term
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Definition
Obturator nerve (L2-L4)
Hip adduction
Assist hip flexion |
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Term
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Definition
Obturator nerve (L2-L4)
Hip adduction
Hip flexion |
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Term
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Definition
Obturator nerve (L2-L4)
Sciatic nerve (L2-L4)
Hip adduction
May assist with hip extension and flexion
Role depends of thigh position |
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Term
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Definition
Interior gluteal nerve L5-S2
Hip extension
Hip ER
Lower fibers assist hip ADD
Upper fibers assist hip ABD
Thru IT band stabilizes knee |
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Term
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Definition
Superior gluteal nerve L4-S1
Hip ABD
Hip ER (posterior fibers)
Hip IR (anterior fibers)
Anterior fibers may assist flexion
Posterior fibers may assist extension |
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Term
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Definition
Superior gluteal nerve L4-S1
Hip ABD
Hip IR |
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Term
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Definition
Superior gluteal nerve L4-S1
Hip flexion
Hip IR
Hip ABD |
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Term
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Definition
Nerve to piriformis/Spinal nerves S1-S2
Hip ER
Assist hip ABD when hip is flexed
Hip IR past 90 |
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Term
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Definition
Nerve to obturator internus off the lumbosacral plexus L5-S1
Hip ER
Assist hip ABD when hip is flexed |
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Term
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Definition
Obturator nerve L3-L4
Hip ER
Assist hip ADD |
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Term
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Definition
| Nerve to obturator internus off the lumbosacral plexus L5-S1 |
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Term
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Definition
Nerve to quadratus femoris off the lumbosacral plexus L5-S1
Hip ER
Assist hip ABD when hip is flexed |
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Term
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Definition
Nerve to quadratus femoris off the lumbosacral plexus L5-S1
Hip ER |
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Term
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Definition
Long head: Sciatic nerve tibial division L5-S2
Short head: Sciatic nerve (peroneal division L5-S2
Knee Flexion
Knee ER
Hip extension (long head only)
Assist Hip ER (long head only) |
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Term
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Definition
Sciatic nerve (tibial division) L5-S2
Knee flexion
Knee IR
Hip extension
Assist Hip IR |
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Term
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Definition
Sciatic nerve (tibial division) L5-S2
Knee flexion
Knee IR
Hip extension
Assist Hip IR |
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Term
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Definition
Femoral nerve L2-L3
Hip ER
Hip ABD
Hip flexion
Knee flexion
Knee IR |
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