ANATOMY WORKSHOP Pelvis & Hip & Thigh Myology. LATERAL THIGH

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  • ANATOMY WORKSHOPPelvis & Hip & Thigh

    Myology

  • LATERAL THIGH

  • Tensor fascia lata

  • Origin : Iliac crest ant. Part ASIS(Ant sup iliac spine)

    Insertion : iliotibial tract

    Action Hip Abduction, Flexion

  • ANTERIOR THIGH

  • SartoriusOrigin :ASIS

    Insertion :Proximal medial tibia(Pes anserinus)

    Action 1.Hip Flex, ER2. Knee weak IR at knee flexed

  • Quadriceps femoris

  • Rectus femoris

  • Origin 1.AIIS(ant inf iliac spine)2.superior rim of acetabulum

    Insertion PatellaTibial tubercle

    Action 1. Hip Flexion2. Knee extension

  • Vastus lateralis

  • Origin 1. Greater trochanter 2. Lateral linea aspera

    Insertion Lateral patellaTibial tubercle

    Action :Knee Extension

  • Vastus medialis

  • Origin 1.Intertrochanteric line2. medial linea aspera

    Insertion 1. Medial patella2. Tibial tubercle

    Action : Knee Extension

  • Vastus intermedius

  • Origin :Proximal femoral shaft

    Insertion 1.Patella2. Tibial tubercle

    Action : Knee Extension

  • MEDIAL THIGH

  • Pectineus

  • Origin :Pectineal line of pubis

    Insertion :Pectineal line of femur

    Action :Flex and adduct hip

  • Adductor longus

  • Origin :Body of pubis(inferior)

    Insertion :Linea aspera

    Action :Adducts hip

  • Gracilis

  • Origin :Body and inferior pubic ramus

    Insertion :Proximal medial tibia(Pes anserinus)

    Action 1.Adducts hip 2.Flex, IR knee

  • Obturator externus

  • Origin :Ischiopubic rami, obturator membrane

    Insertion :Trochanteric fossa

    Action :ER hip

  • Adductor brevis

  • Origin :Body and inferior pubic ramus

    Insertion :Pectineal line, upper linea aspera

    Action :Adducts, flex, IR hip

  • Adductor magnus

  • Origin :Ischiopubic ramus ischial tuberosity

    Insertion 1. Linea aspera2. Adductor tubercle

    Action 1.Powerful Adductor of the hip2.Upper portion : Flex, ER3.Lower portion : Ext, IR

  • Knee ExtensorQuadriceps femoris

    1. Rectus femoris2. Vastus lateralis3. Vastus intermedius4. Vastus medialis

  • Knee ExtensorInnervation: Femoral nerve

  • Hip AdductorAdductor brevisAdductor longusAdductor magnus

  • Hip AdductorInnervation: Obturator nerve

  • Thank you !!

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