Muscles - Lower Region
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23 terms
Terms | Definitions |
|---|---|
 Gluteus Maximus | O: Coccyx, posterior iliac crest, edge of sacrum I: Gluteal tuberosity A: Extend, laterally rotate, abduct/adduct hip |
| Gluteus Medius | O: Gluteal surface of ilium I: Greater trochanter A: Abduct, flex/extend, medially/laterally rotate hip |
| Gluteus Minimus | O: Gluteal surface of ilium I: Anterior border of greater trochanter A: Abduct, medially rotate, flex hip |
| Gracilis | O: proximal medial shaft of tibia I: Inferior ramus of pubis, ramus of ischium A: Adduct, medially rotate hip; flex, medially rotate knee |
| Adductor Longus | O: Public tubercle I: Medial lip of linea aspera A: Adduct, medially rotate, assist to flex hip |
| Pectineus | O: Superior ramus of pubis I: Pectineal line of femus A: Adduct, medially rotate, assist to flex hip |
| Adductor Magnus | O: Inferior ramus of pubis, ramus of ischium, ischial tuberosity I: Adductor tubercle, medial lip of linea aspera A: Adduct, medially rotate, extend, assist to flex hip |
| Tensor Fascia Latae | O: Iliac crest posterior to ASIS I: Iliotibial tract A: Flex, medially rotate, abduct hip |
| Sartorius | O: ASIS I: Proximal, medial shaft of tibia A: Flex, laterally rotate, abduct hip; flex, medially rotate knee |
| Rectus Femoris | O: AIIS I: Tibial tuberosity A: Extend knee, flex hip |
| Vastus Medialis | O: Medial lip of linea aspera I: Tibial tuberosity A: Extend knee |
| Vastus Lateralis | O: Lateral lip of linea aspera, gluteal tuberosity I: Tibial tuberosity A: Extend knee |
| Biceps Femoris | O: Ischial tuberosity, lateral lip of linea aspera I: Head of fibula A: Flex, laterally rotate knee; extend, laterally rotate hip; tilt pelvis posteriorly |
| Semimembranous | O: Ischial tuberosity I: Posterior aspect of medial condyle of tibia A: Flex, medially rotate knee; extend, medially rotate hip; tilt pelvis posteriorly |
| Semitendinosus | O: Ischial tuberosity I: Proximal, medial shaft of the tibia A: Flex, medially rotate knee; extend, medially rotate hip; tilt pelvis posteriorly |
| Gastronemius | O: Condyles of femur,posterior surfaces I: Calcaneus A: Flex knee, plantar flex ankle |
| Soleus | O: Soleal line, posterior surface of tibia, proximal posterior surface of fibula I: Calcaneus A: Plantar flex ankle |
| Peroneus Longus | O: Proximal 2/3 of lateral fibula I: Base of 1st metatarsal and medial cuniform A: Evert foot, assist in plantar flexion of ankle |
| Peroneus Brevis | O: Distal 2/3 of lateral fibula I: Tuberosity of 5th metatarsal A: Evert foot, assist to plantar flex ankle |
| Extensor Digitorum Brevis | O: Calcaneus I: Middle phalanges of 2-5 toes A: flex toes 2-5 |
| Abductor Hallicus | O:Calcaneus I: Proximal phalanges of 1st toe, medial sesamoid bone A: Abduct 1st to, assist to flex first toe |
| Abductor Digiti Minimi | O: Calcaneus I: Proximal phalanges of 5th toe A: flex and assist to abduct 5th toe |
| Flexor Digitorum Brevis | O: Calcaneus I: 2nd to 4th toes via extensor digitorum longus tendons A: Extend toes 2-4 |
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