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Muscles of FEMUR * = IMPORTANT-POPULAR FOR EXAM

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itlitunifam's version from 2017-08-03 07:58

Origin of muscle

Question Answer
Pectineus OSuperior ramus of pubis
Iliopsoas (iliacus + psoas major) OT12-L5, Iliac crest & fossa
Tensor Fascia Lata OASIS
Sartorius OASIS
Rectus Femoris * OAIIS
Vastus Lateralis* OGreater trochanter + lateral lip of LINEA ASPERA
Vastus Medialis* OINTERTROCHANTERIC LINE & medial lip of LINEA ASPERA
Vastus Intermedius * OAnterior & Lateral surfaces of the body of femur
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Insertion of muscle

Question Answer
Pectineus IPectineal line (just inferior to lesser trochanter)
Iliopsoas (iliacus + psoas major) ILesser trochanter
Tensor Fascia Lata ILateral condyle of tibia (via IT BAND/Iliotibial tract)
Sartorius IProximal medial tibia
Rectus Femoris * ITibial tuberosity via PATELLA TENDON
Vastus Lateralis* ITibial tuberosity via PATELLA TENDON
Vastus Medialis* ITibial tuberosity via PATELLA TENDON
Vastus Intermedius * ITibial tuberosity via PATELLA TENDON
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Innervation of muscle

Question Answer
Pectineus INFemoral nerve
Iliopsoas (iliacus + psoas major) INVentral rami L1-L3
Tensor Fascia Lata INSuperior gluteal nerve
Sartorius INFemoral nerve
Rectus Femoris * INFemoral nerve
Vastus Lateralis * INFemoral nerve
Vastus Medialis* INFemoral nerve
Vastus Intermedius * INFemoral nerve
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Movement of muscle (action)

Question Answer
Pectineus AAdducts + flexes + medially rotates thigh
Iliopsoas (iliacus + psoas major) AFlexes hip
Tensor Fascia Lata AAbducts + flexes + medially rotates thigh
Sartorius AAbducts + flexes & laterally rotates hip + flexes knee
Rectus Femoris * AFlexes hip & EXTENDS KNEE
Vastus Lateralis * AEXTEND LEG @ KNEE JOINT
Vastus Medialis * AEXTEND LEG @ KNEE JOINT
Vastus Intermedius * AEXTEND LEG @ KNEE JOINT
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