Chapter 11 - Appendicular Musculature Gluteal group All...

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Appendicular Musculature Gluteal group All insert in the FEMUR. All move the THIGH. Origin Insertion Action Innervation Gluteus maximus Ilium; parts of sacrum Iliotibial tract; gluteal tuberosity of femur Extension; lateral rotation of hip Inferior gluteal nerve Gluteus medius Gluteus minimus Ilium (iliac crest) Ilium Greater trochanter of femur " Abduction medial rotation of the hip " Superior gluteal nerve Tensor fasciae latae Iliac crest Iliotibial tract Abduction of thigh " Lateral Rotator group Origin Insertion Action Innervation Obturator externus Obturator internus Gemeli (superior; inferior) Lateral margin of obturator foramen Medial margin of obturator foramen Ischial spine (superior); ischial tuberosity (inferior) Trochanteric fossa of femur Medial surface of greater trochanter " Lateral rotation; ABD of hip " Obturator nerve Piriformis Sacrum Greater trochanter " Quadratus Femurus Lateral border of Ischial tuberosity Intertrochanteric crest of femur Lateral rotation of hip
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Appendicular Musculature Adductor group O: Pubic Bone; I: medial aspect of femur Origin Insertion Action Innervation Adductor brevis Adductor longus Adductor magnus Pubic bone Femur Adduction Obturator nerve Pectineus " " " Femoral nerve Gracilis " Tibia " Obturator nerve Iliopsoas group A: flexion at the hip Origin Insertion Action Innervation Psoas major Iliacus Lumbar vertebrae (L1 - L5) Iliac fossa Femur Lesser trochanter Flexion of the hip and/or intervertebral joints " Femural nerve Branches of lumbar plexus (L2 - L3)
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Appendicular Musculature Muscles That Move the Leg Flexors of the Knee O: above the knee; A: at knee joint (hinge joint -- flex and extend) Origin Insertion Action Innervation Hamstrings Biceps femoris Semimembranosus Semitendinosus Hip joint Knee joint Head of fibula Lateral condyle of tibia extension of hip flexion at the knee Common fibular branch (shorthead) Sciatic nerve (tibial portion; long head) Sciatic nerve " Sartorius Anterior superior iliac spine Medial surface of tibia Flexion of knee and hip Femoral nerve Popliteus Lateral condyle of femur Medial aspect of tibia Medial rotation of tibia at knee; Flexor of the knee Tibial nerve
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Appendicular Musculature Extensors of the Knee (Quads) Origin Insertion Action Innervation Quadriceps Femoris Rectus femorus Vastus intermedius
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This note was uploaded on 02/01/2011 for the course ANAT 1 taught by Professor Dell during the Fall '10 term at Santa Monica.

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Chapter 11 - Appendicular Musculature Gluteal group All...

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