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46 Cards in this Set
- Front
- Back
Gluteus maximus
origin: ilium, sacrum, coccyx insertion: posterior, proximal femur and iliotibial tract group: superficial gluteus muscle location: superficial posterior hip ("butt") function: extends thigh |
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Gluteus medius
origin: ilium insertion: greater trochanter group: superficial gluteus muscle location: under maximus, origin at ilium close to iliac crest function: abduct and medially rotate thigh, stabilise pelvis |
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Guteus Minimus
origin: ilium insertion: greater trochanter group: superficial gluteus muscle location: inferior to medius (origin half way on fossa "wing" of ilium) function: abduct and medially rotate thigh, stabilise pelvis |
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Tensor fasciae latae
origin: anterior ilium insertion: iliotibial tract group: superficial gluteus muscle function: tense fascia lata, abduct and medially rotate thigh, stabilise pelvis |
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Piriformis
Group: deep gluteus group Function: lateral hip rotation |
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obturator internus
Group: deep gluteus group Function: lateral hip rotation |
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gemelli superior
group: deep gluteus group Function: lateral hip rotation |
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Gemelli inferior
group: deep gluteus group Function: lateral hip rotation |
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Quadratus Femoris
group: deep gluteus muscle function: lateral hip rotation |
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Iliacus
origin: ilium (close to iliac crest) insertion: lesser trochanter function: flex thigh at hip joint |
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Psoas Major
origin: inferior most thoracic vertebrae and lumbar vertebrae insertion: lesser trochanter function: flex thigh at hip joint |
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Psoas minor: superior and anterior to major
origin: vertebrae, superior lumbar region insertion: pelvic bone Not everyone has it Note: does not affect hip joint Function: flex thigh at hip joint |
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Sartorius
origin: anterior superior iliac spine insertion: medial surface of proximal tibia (after winding behind the medial aspect of the lower thigh) Function: flex, abducts, lateral rotate thigh at hip joint; flex knee joint |
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Rectus femoris (Quadraceps femoris)
origin: anterior ilium insertion: patella and tibial tuberosity Function: extend knee |
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Quadriceps femoris group: Vastus lateralis
origin: greater trochanter and linea aspera of femur insertion: patella and tibial tuberosity Function: extend knee |
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Quadriceps femoris group: Vastus medialis
origin: linea aspera insertion: patella and tibial tuberosity Function: extend knee |
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Quadriceps femoris group: Vastus intermedius
origin: anterior and lateral surfaces of proximal shaft of femur insertion: patella and tibial tuberosity Function: extend knee |
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Adductor longus
origin: pubis insertion: linea aspera group: medial thigh innervation: obturator nerve blood supply: femoral artery drain into: femoral vein location: inferior to pectineus, pectineus + adductor longus = most superficial anterior view of medial thigh (under Quadratus femoris from anterior view) Function: adduct thigh |
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Pectineus
origin: pubis insertion: linea aspera group: medial thigh innervation: obturator nerve blood supply: femoral artery drain into: femoral vein location: superior to adductor longus, pectineus + adductor longus = most superficial anterior view of medial thigh (under Quadratus femoris from anterior view) Function: adduct and flex thigh |
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Adductor magnus
femoral --> adductor hiatus --> popliteal origin: Ischium and pubis insertion: linea aspera group: medial thigh innervation: obturator nerve blood supply: femoral artery drain: femoral vein location: anterior view - under adductor longus (but can see medial edge slightly), deep posterior - whole muscle, very big (magnus), hole = adductor hiatus, inferior to adductor brevis Function: adduct thigh at hip |
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Adductor Brevis
origin: pubis insertion: linea aspera group: medial thigh innervation: obturator nerve blood supply: femoral artery drain: femoral vein location: anterior view - under adductor longus, superior to adductor magnus, longer and skinnier and deeper (anterior) than pectineus Function: adduct thigh at hip |
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Gracilis
origin: pubis insertion: medial, proximal tibia group: medial thigh innervation: obturator nerve blood supply: femoral vein: femoral location: most medial muscle, more likely directly medial to adductor magnus Function: adduct thigh at hip, flex leg, medial leg rotation |
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Biceps femoris: 2 head
origin: long - ischium, short - linea aspera insertion: head of fibula and lateral condyle of tibia group: posterior thigh innervation: tibial nerve (branch sciatic) blood supply: femoral artery vein: femoral vein location: most superficial lateral posterior thigh, long head superficial to short head, common insertion Function: extend thigh (long head only) , flex and lateral rotate leg |
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Semimembranosus
origin: ischium insertion: medial, proximal tibial shaft group: posterior thigh innervation: tibial nerve (sciatic branch) blood vessel: femoral artery vein: femoral vein location: posterior view - deep to semitendonosus Function: extend hip, flex knee |
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Semitendinosus: tendons between
origin: ischium insertion; medial, proximal tibia group: posterior thigh innervation: tibial nerve (sciatic branch) blood supply: femoral artery vein: femoral vein location: posterior view - superficial to semimembranosus, medial posterior thigh Function: extend hip, flex knee |
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Tibialis anterior
origin: lateral, proximal tibia insertion: medial, dorsal foot Group: anterior leg innervation: fibular nerve (sciatic branch) blood supply: drain into: location: most superficial anterior muscle of leg, most medial of anterior leg group, tendon ends base of first metacarpal |
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Extensor digitorum longus
origin: proximal tibia and fibula insertion: superior surfaces of phalanges 2-5 group: anterior leg innervation: fibular nerve (branch sciatic) blood supply: drain into: location: lateral to tibialis anterior, superficial anterior leg, tendon to base of distal phalanges Function: |
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Extensor hallucis longus
origin: anterior surface of tibia insertion: dorsal, lateral foot group: anterior leg innervation: fibular nerve (branch sciatic) blood supply: drain into: location: under extensor digitorum longus, medial to fibularis brevis, lateral to tibialis anterior, proximal and medial to fibularis tertius Function: |
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Fibularis tertius
Origin: distal anterior surface of fibula Insertion: dorsal lateral foot group: anterior leg innervation: fibular nerve (branch sciatic) blood supply: drain into: location: under extensor digitorum longus, most lateral anterior leg muscle, end lateral superficial to extensor digitorum brevis Function: |
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Fibularis longus
origin: proximal fibula insertion: tendon crosses plantar foot to insert in medial, plantar foot (1st metatarsal) group: lateral leg innervation: fibular nerve (branch sciatic) blood supply: drain into: location: superficial lateral leg, superficial to fibularis brevis, lateral to extensor digitorum longus and fibularis brevis, closest posterior muscle: soleus. Tendon wrapped by superior and inferior fibular retinaculum Function: everts foot + weak plantar flexion |
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Fibularis brevis
origin: lateral, distal fibula insertion: base of 5th metatarsal group: lateral leg innervation: fibular nerve (branch sciatic) blood vessel: drain into: location: under fibularis longus, lateral to extensor hallucis longus & fibularis tertius (under EHL) & extensor digitorum longus (superficial to EHL, FT). Tendon wrapped by superior and inferior retinaculum Function: everts foot + weak plantar flexion |
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TIbialis posterior
origin: interosseous membrane and adjacent shafts of tibia and fibula insertion: tarsal and metatarsal bones group: deep posterior leg innervation: tibial nerve blood supply: drain: location: chunky tendon on tarsal bones, medial to flexor hallucis longus and lateral to flexor digitorum longus, tendon crosses with FDL tendon - tendon then medial to FDL tendon Function: plantar flex ankle, inverts foot (supinate) |
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Flexor digitorum longus
origin: posteromedial surface of tibia insertion:inferior surfaces of distal phalanges 2-5 group: deep posterior leg innervation: tibial nerve blood supply: drain: location: medial leg, tendon crosses tendon of TP - tendon end lateral to TP tendon Function: plantar flexion, flex 4 digits, support longitudinal arches of foot |
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flexor hallucis longus
origin: posterior surface of fibula insertion: inferior surface of distal phalanx of great toe group: deep posterior leg innervation: tibial nerve (branch sciatic) blood supply: drain: location: under and lateral to tibialis posterior Function: assist plantar flexion, flex big toe, support medial longitudinal arch of foot |
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popliteus: divergent
origin: lateral, distal femur insertion: posterior proximal tibial shaft group: deep posterior innervation: tibial nerve blood supply: drain into: location: under plantaris (& entire superficial group) function: weak knee flexion, medially rotates tibia (of unplanted limb) |
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Gastrocnemius: 2 head structure
origin: posterior, distal femur insertion: calcaneus (calcaneal tendon) group: superficial posterior leg innervatioin: tibial nerve (branch sciatic) blood supply: drain into: location: most superficial two headed posterior muscle, inserts into calcaneous tendon Function: plantar flexion when knee extended + knee flexion + raise heel during walking |
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Soleus
origin: posterior, proximal tibia and fibula insertion: calcaneous (calcaneous tendon) group: superficial posterior leg innervation: tibial nerve (branch sciatic) blood supply: drain into: location: under gastrocnemius, "sole" shaped Function: plantar flexion when knee extended |
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Plantaris
origin: lateral, distal femus insertion: calcaneus & sometimes plantar aponeurosis group: superficial posterior leg innervation: tibial nerve blood supply drain: location: very long tendon from lateral to medial, most proximal and deep of superficial posterior leg Function: weak gastrocnemius plantarflexing ankle |
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Extensor hallucis brevis (big toe)
Extensor digitorum brevis No hand equivalent |
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Abductor hallucis
Abductor digiti minimi Layer 1 |
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Flexor digitorum brevis
No hand equivalent Layer 1 |
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Lumbricals
deep to tendon of flexor digitorum longus Layer 2 |
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Quadratus Plantae
No hand equivalent Layer 2 |
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Flexor hallucis brevis
Flexor digiti minimi brevis Adductor hallucis (transverse and oblique head) layer 3 |
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Plantar interossei
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Dorsal interossei
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