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Hip Muscles

Hip Muscles OIA for Hip Quiz

Gluteus Maximus Origin Posterior gluteal line of ilium, dorsal sacrum, coccyx, sacrotuberous ligament
Glut Max Insertion Gluteal tuberosity of femur & IT tract
Glut Max Action Extend & ER thigh, extend pelvis when LE fixed
Glut Med Origin Ilium b/t ant & post gluteal lines
Glut Med Insertion Anterior border of greater trochanter
Glut Med Action Abduction & IR of thigh
TFL Origin Outer lip of iliac crest & ASIS
TFL Insertion IT Tract
TFL Action Flexes, Abducts, IR thigh
Piriformis Origin Pelvic surface of sacrum, sacrotuberous ligament from ilium below PIIS
Piriformis Insertion Upper border of greater trochanter
Piriformis Action ER of thigh; can abduct & IR flexed thigh
Obturator Internus Origin Inner surface of pelvis, from obturator membrane & edges of obturator foramen
Obturator Internus Insertion Medial greater trochanter
Obturator Internus Action ER thigh; Abduct flexed thigh
Obturator Externus Origin External surface pubis & ischium along margin of obturator foramen & from obturator membrane
Obturator Externus Insertion Trochanteric fossa
Obturator Externus Action Hip ER
Quadratus Femoris Origin Ischial tuberosity
Quadratus Femoris Insertion Intertrochanteric crest
Quadratus Femoris action Hip ER
Semitendinosus Origin Arises with LH biceps from ischial tuberosity
Semitendinosus Insertion Upper part of medial tibia (pes anserine)
Semitendinosus Action Knee flexion; Hip extension & IR of flexed knee
Biceps femoris origin LH: ischial tub lower sacrotuberous lig; SH: lateral linea aspera, upper lateral supracondylar line, lateral IM septum
Biceps Femoris Insertion Lateral head of fibula & lateral condyle of tibia
Biceps Femoris Action Knee flexion; LH also extends hip
Semimembranosus Origin Ischial tub & adjacent ischial ramus
Semimembranosus Insertion Posteromedial aspect of medial tibial condyle
Semimembranosus Action Flex & IR knee; Hip extension
Pectineus Origin Pectineal line of pubis
Pectineus Insertion Upper half of pectineal line of femur
Pectineus Action Flexes, Adducts, & IR hip
Adductor Longus Origin Crest & symphysis of pubis
Adductor Longus Insertion Middle 1/3 of linea aspera
Adductor Longus Action Adduction, flexion, ER of thigh
Adductor Brevis Origin Body & inferior ramus of pubis
Adductor Brevis Insertion Pectineal line of femur & upper part of linea aspera
Adductor Brevis Action Adduction, flexion, IR hip
Adductor Magnus Origin Ischial tuberosity & ischiopubic ramus
Adductor Magnus Insertion Gluteal tuberosity, medial linea aspera, medial supraocndylar line & adductor tubercle
Adductor Magnus Action Hip adduction; Upper fibers flex & IR hip; Lower fibers extend & ER hip
Gracilis Origin Body & inferior ramus of pubis
Gracilis Insertion Pes Anserine
Gracilis Action Hip adduction; Knee flexion; IR tibia on femur
Iliopsoas Origin Iliacus: upper iliac fossa, ala of sacrum, & adjacent ligs; Psoas Major: lateral lumbar vertebrae bodies, discs & TP's
Iliopsoas Insertion Lesser trochanter
Iliopsoas Action Flex & IR hip; Psoas extends & SB lumbar vertebral column
Rectus Femoris Origin AIIS & posterosuperior aspect of acetabular rim
Rectus Femoris Insertion Tibial tuberosity via patellar tendon/ligament
Rectus Femoris Action Knee extension; Hip flexion
Vastus Lateralis Origin Intertrochanteric line, greater trochanter, gluteal tuberosity, upper lateral linea aspera & lateral IM septum
Vastus Lateralis Insertion Tibial tuberosity via patellar tendon
Vastus Lateralis Action Knee Extension
Vastus Medialis Origin Intertrochanteric line, medial linea aspera, medial supracondylar line, medial IM septum
Vastus Medialis Insertion Tibial tuberosity via patellar tendon
Vastus Medialis Action Knee Extension
Vastus Intermedius Origin Upper 2/3 of femur & distal 1/2 of lateral IM septum; fuses with vastus lateralis
Vastus Intermedius Insertion Tibial tuberosity via patellar tendon
Vastus Intermedius Action Knee Extension
Sartorius Origin ASIS
Sartorius Insertion Pes Anserine
Sartorius Action Hip flexion, abduction, ER; Knee flexion & IR
Resting Position 30 deg flexion & abduction; Slight ER
Hip CPP Ext, IR, Abd
Hip Capsular Pattern Flexion, Abd, IR > Ext, Adduction, ER
Created by: 1190550002