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22 Cards in this Set
- Front
- Back
Origin: Iliac fossa
Insertion: Femur distal to lesser trochanter of femur Action: Flexion at hip |
Iliacus
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Origin: Anterior surfaces and transverse processes of vertebrae T12-L5
Insertion: Lesser trochanter in company with iliacus Action: Flexion at hip and/or lumbar intervertebral joints |
Psoas Major
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Origin: Superior ramus of pubis
Insertion: Pectineal line inferior to lesser trochanter of femur Action: Flexion, medial rotation, and adduction at hip |
Pectineus
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Origin: Inferior ramus of pubis, anterior to adductor brevis
Insertion: Linea aspera of femur Action: Adduction, flexion, and medial rotation at hip |
Adductor longus
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Origin: Inferior ramus of pubis, posterior to adductor brevis and ischial tuberosity
Insertion: Linea aspera and adductor tubercle of femur Action: (Whole) adduction at hip;(Anterior) flexion & medial rotation;(Posterior) extension & lateral rotation |
Adductor magnus
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Origin: Inferior ramus of pubis
Insertion: Medial surface of tibia inferior to medial condyle Action: Flexion at knee; adduction and medial rotation at hip |
Gracilis
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Origin: Anterior superior iliac spine
Insertion: Medial surface of tibia near tibial tuberosity Action: Flexion at knee; flexion and lateral rotation at hip |
Sartorius
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Origin: Anterior inferior iliac spine and superior acetabular rim of ilium
Insertion: Tibial tuberosity via patellar tendon Action: Extension at knee; flexion at hip |
Quadriceps femoris group: Rectus femoris
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Origin: Anterior and inferior to greater trochanter of femur and along linea aspera (proximal half)
Insertion: Tibial tuberosity via patellar tendon Action: Extension at knee |
Quadriceps femoris group: Vastus lateralis
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Origin: Entire length of linea aspera of femur
Insertion: Tibial tuberosity via patellar tendon Action: Extension at knee |
Quadriceps femoris group: Vastus medialis
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Origin: Anterolateral surface of femur and linea aspera (distal half)
Insertion: Tibial tuberosity via patellar tendon Action: Extension at knee |
Quadriceps femoris group: Vastus intermedius
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Origin: Ischial tuberosity
Insertion: Posterior surface of medial condyle of tibia Action: Flexion at knee; extension and medial rotation at hip |
Semimembranosus
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Origin: Ischial tuberosity
Insertion: Proximal, medial surface of tibia near insertion of gracilis Action: Flexion at knee; extension and medial rotation at hip |
Semitendinosus
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Origin: Ischial tuberosity and linea aspera of femur
Insertion: Head of fibula, lateral condyle of tibia Action: Flexion at knee; extension and lateral rotation at hip |
Biceps femoris
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Origin: Iliac crest, porterior gluteal line, and lateral surface of ilium; sacrum, coccyx, and lumbodorsal fascia
Insertion: Illiotibial tract and gluteal tuberosity of femur Action: Extension and lateral rotation at hip; helps stabilize the extended knee |
Gluteus maximus
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Origin: Anterior Iliac crest, lateral surface of ilium between posterior and anterior lines
Insertion: Greater trochanter of femur Action: Abduction and medial rotation at hip |
Gluteus medius
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Origin: Iliac crest and lateral surface of anterior superior iliac spine
Insertion: Iliotibial tract Action: Flexion and medial rotation at hip; tenses fasciae latae, which laterally supports knee |
Tensor fasciae latae
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Origin: Femoral condyles
Insertion: Calcaneus via calcaneal tendon Action: Plantar flexion at ankle; inversion; flexion at knee |
Gastrocnemius
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Origin: Head and proximal shaft of fibula, and adjacent posteromedial shaft of tibia
Insertion: Calcaneus via calcaneal tendon (with gastrocnemius) Action: Plantar flexion at ankle; postural muscle when standing |
Soleus
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Origin: Lateral condyle and proximal shaft of tibia
Insertion: Base of 1st metatarsal bone and medial cuneiform bone Action: Dorsiflexion at ankle; inversion of foot |
Tibialis anterior
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Origin: Head and proximal shaft of fibula
Insertion: Base of 1st metatarsal bone and medial cuneiform bone Action: Eversion of foot and plantar flexion at ankle; supports ankle; supports longitudinal arch |
Peroneus longus (aka Fibularis longus)
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Origin: Lateral condyle of tibia, anterior surface of fibula
Insertion: Superior surfaces of phalanges, toes 2-5 Action: Extension of toes 2-5; dorsiflexes ankle; everts foot |
Extensor digitorum longus
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