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Hip and thigh AMTT
Muscles of the hip and thigh
| Question | Answer |
|---|---|
| Psoas Major Origin | Bodies of T12-L5 |
| Psoas Major Insertion | Lesser trochanter of the femur |
| Psoas Major Action | Flexion of the femur of the hip |
| Iliacus Origin | Iliac fossa |
| Iliacus Insertion | Lesser trochanter of femur |
| Iliacus Action | Flexion of femur at the hip |
| Gluteus Maximus Origin | Posterior ilium Posterior sacrum |
| Gluteus Maximus Insertion | Gluteal tuberosity IT tract (band) of femur |
| Gluteus Maximus Action | Extension of femur at hip Lateral rotation of femur at hip Abduction of femur at hip |
| Gluteus Medius Origin | Iliac crest Superior gluteal line |
| Gluteus Medius Insertion | Greater trochanter of femur |
| Gluteus Medius Action | Abduction of femur at hip |
| Gluteus Minimus Origin | Ilium at middle gluteal line |
| Gluteus Minimus Insertion | Greater trochanter of femur (anterior aspect) |
| Gluteus Minimus Action | Abduction of femur at hip Medial rotation of femur at hip |
| Tensor Fascia Latae Origin | Anterior iliac crest |
| Tensor Fascia Latae Insertion | IT Band |
| Tensor Fascia Latae Action | Flexion of femur at hip Abduction of femur at hip |
| Pectineus Origin | Superior ramus of pubis |
| Pectineus Insertion | Posterior, upper 1/3 of femur |
| Pectineus Action | Adduction of femur at hip |
| Adductor Brevis Origin | Body of pubis |
| Adductor Brevis Insertion | Posterior, upper 1/3 of femur |
| Adductor Brevis Action | Adduction of femur at hip |
| Adductor Longus Origin | Pubic crest |
| Adductor Longus Insertion | Posterior, middle 1/3 of femur |
| Adductor Longus Action | Adduction of femur at hip |
| Adductor Magnus Origin | Ischial tuberosity |
| Adductor Magnus Insertion | Posterior 2/3 of femur Adductor tubercle of femur |
| Adductor Magnus Action | Adduction of femur at hip |
| Gracilis Origin | Pubic crest |
| Gracilis Insertion | Medial shaft of tibia |
| Gracilis Action | Adduction of femur at hip Medial rotation of femur at hip |
| Piriformis Origin | Anterior sacrum |
| Piriformis Insertion | Greater trochanter of femur |
| Piriformis Action | Lateral rotation of femur at hip |
| Gemellus Superior Origin | Ischial spine |
| Gemellus Superior Insertion | Greater trochanter of femur |
| Gemellus Superior Action | Lateral rotation of femur at hip |
| Obturator Internus Origin | Medial, posterior border of obturator foramen Obturator membrane |
| Obturator Internus Insertion | Greater trochanter of femur |
| Obturator Internus Action | Lateral rotation of femur at hip |
| Gemellus Inferior Origin | Ischial tuberosity |
| Gemellus Inferior Insertion | Greater trochanter of femur |
| Gemellus Inferior Action | Lateral rotation of femur at hip |
| Obturator Externus Origin | Medial, anterior border of obturator foramen |
| Obturator Externus Insertion | Trochanteric fossa |
| Obturator Externus Action | Lateral rotation of femur at hip |
| Quadratus Femoris Origin | Ischial tuerosity |
| Quadratus Femoris Insertion | Quadrate tubercle of femur |
| Quadratus Femoris Action | Lateral rotation of femur at hip |
| Sartorius Origin | ASIS |
| Sartorius Insertion | Medial shaft of tibia |
| Sartorius Action | Flexion of femur at hip |
| Biceps Femoris (1 of 3 hamstrings) Origin | Long head: Ischium Short head: Linea aspera of femur |
| Biceps Femoris (1 of 3 hamstrings) Insertion | Lateral side of head of fibula |
| Biceps Femoris (1 of 3 hamstrings) Action | Flexion of leg at the knee |
| Semitendinosus (2 of 3 hamstrings) Origin | Ischium |
| Semitendinosus (2 of 3 hamstrings) Insertion | Medial surface of upper tibial shaft |
| Semitendinosus (2 of 3 hamstrings) Action | Flexion of leg at knee Medial rotation of leg at hip Extension of femur at hip |
| Semimembranosus Origin | Ischial tuberosity |
| Semimembranosus Insertion | Medial surface of upper tibial shaft |
| Semimembranosus Action | Flexion of leg at knee Medial rotation of femur at hip Extension of femur at hip |
| Rectus Femoris (One of four quads) Origin | Long head: AIIS Short head: Just above acetabulum |
| Rectus Femoris (One of four quads) Insertions | Tibial tuberosity via patellar ligament |
| Rectus Femoris (One of Four quads) Action | Extension of leg at knee Flexion of femur at hip |
| Vastus Lateralis (Two of Four quads) Origin | Greater trochanter of femur Linea aspera of femur |
| Vastus Lateralis (Two of Four quads) Insertion | Tibial tuberosity via patellar ligament |
| Vastus Lateralis (Two of Four quads) Action | Extension of leg at knee |
| Vastus Medialis (Three of Four quads) Origin | Linea aspera of femur |
| Vastus Medialis (Three of Four quads) Insertion | Tibial tuberosity via the patellar ligament |
| Vastus Medialis (Three of Four quads) Action | Extension of leg at knee |
| Vastus Intermedius (Four of Four Quads)Origins | Greater trochanter of femur Proximal 2/3 anterolateral surface of femur |
| Vastus Intermedius (Four of Four Quads) Insertion | Tibial tuberosity via the patellar ligament |
| Vastus Intermedius (Four of Four Quads) Action | Extension of leg at knee |