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Psoas Major
- Location- in the fossa of the ilium
- Origin- bodies and transverse processes of lumbar vertebraeInsertion- lesser trochanter of femur
- Action- flexes the thigh
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Iliacus
- Location- in the fossa of the ilium
- Origin- iliac fossaInsertion- lesser trochanter of femur
- Action- flexes the thigh
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Gluteus Maximus
- Location- forms the buttocks
- Origin- ilium and dorsal sacrum and coccyx
- Insertion- posterior surface of femur below greater trochanter
- Action- extends and abducts the femur; rotates laterally
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Gluteus Medius
- Location- under the gluteus maximus
- Origin- upper lateral surface of ilium
- Insertion- greater trochanter of femur
- Action- abducts femur and rotates medially
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Tensor Fasciae Latae
- Location- along lateral upper surface of thigh
- Origin- anterior aspect of iliac crest and anterior surface of superior iliac spine
- Insertion- fascia of lateral surface of femur and tibia
- Action- abducts, flexes, rotates femur medially
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