Anterior and Medial Thigh Flashcards
Compartments of the Thigh
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Proximal femur (anterior)
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Proximal femur (posterior)
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Muscles of the anterior thigh
Hip Flexors
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Iliacus, Psoas major, pectineus, sartorius
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Muscles of the anterior thigh
Knee extensors
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Quadriceps –
Rectus femoris
Vastus medialis
Vastus lateralis
Vastus intermedius
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Hip Flexors - Iliopsoas
Iliacus attachments
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Iliac crest, fossa, ala of sacrum, anterior sacroiliac ligament to the psoas tendon and lesser trochanter
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Hip Flexors - Iliopsoas
Iliacus innervation
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Femoral nerve (L2,3)
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Hip Flexors - Iliopsoas
Iliacus function
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Flexes hip
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Hip Flexors - Iliopsoas
Psoas major attachments
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T12-L5, IV discs, lumbar transverse processes to the lesser trochanter
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Hip Flexors - Iliopsoas
Psoas major innervation
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Anterior rami L1-3
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Hip Flexors - Iliopsoas
Psoas major function
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Flex hip
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Hip Flexors - Pectineus
Attachments
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Superior ramus of pubis to the pectineal line of the femur
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Hip Flexors - Pectineus
Innervation
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Femoral nerve (L2,3) occasionally a branch from obturator
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Hip Flexors - Pectineus
Function
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Adducts and flexes hip, and assists with medial rotation
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Hip Flexors - Sartorius
Attachments
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Anterior superior iliac spine to the superior part of the medial surface of the tibia
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Hip Flexors - Sartorius
Innervation
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Femoral nerve (L2,3)
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Hip Flexors - Sartorius
Function
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Flexes, abducts, and laterally rotates hip, and flexes knee
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Knee extensors - Quadriceps
Rectus femoris attachments
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AIIS, ilium above acetabulum
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