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medical & biological sciences
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Hip Extension
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Knee Flexion
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Biceps femoris (long head) (of hamstrings)
Related Anatomy
Nerve
Sciatic nerve - tibial portion
Sciatic nerve
Plexus
Lumbosacral plexus
Muscle Group
Sciatic nerve - Hamstrings
Muscle Action
Hip extension
Knee flexion
Nerve Root
L5
S1
S2
Related Tutorials
Cross Section of the Thigh
Posterior Thigh
Lumbosacral Plexus - Advanced
Lumbosacral Plexus - Essentials