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24 Cards in this Set
- Front
- Back
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Pectineus |
Origin: pectineal line of pubis Insertion: pectineal line of femur Action: adducts, flexes, and laterally rotates thigh |
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Gracilis (good girl muscle) |
Origin: body/inferior ramus of pubis Insertion: tibia Action: adducts thigh, flexes and rotates thigh laterally |
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Adductor brevis |
Origin: body and inferior ramus of pubis Insertion: linea aspera Action: adducts, flexes, and laterally rotates thigh |
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Adductor longus |
Origin: pubis Insertion: linea aspera Action: adducts, flexes, and laterally rotates thigh |
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Adductor magnus |
Origin: pubis, ischium, ischial tuberosity Insertion: linea aspera and medial epicondyle of femur. Action: adducts, flexes, and laterally rotates thigh |
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Tensor fasciae latae |
Origin: anterior superior iliac spine and iliac crest Insertion: tibial condyle Action: abducts thigh |
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Biceps femoris |
Origin: (long head) ischial tuberosity (short head) linea aspera Insertion: head of fibula Action: flexes leg and rotates it laterally, extends thigh |
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Semitendinosus |
Origin: ischial tuberosity Insertion: body of tibia Action: flexes leg, extends and medially rotates thigh |
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Semimembranosus |
Origin: Ischial tuberosity Insertion: medial condyle of tibia Action: flexes leg, extends and medially rotates thigh |
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Rectus femoris |
Origin: anterior inferior iliac spine, and groove superior to the acetabulum Insertion: patellar tendon Action: flexes hip, extends knee |
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Vastus lateralis |
Origin: greater trochanter and linea aspera Insertion: patellar tendon Action: extend knee |
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Vastus medialis |
Origin: medial surface of femur, linea aspera Insertion: patellar tendon Action: extend knee |
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Vastus intermedius |
Origin: anterior and lateral femur Insertion: patellar tendon Action: extend knee |
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Extensor digitorium longus |
Origin: lateral condyle of tibia, fibula, interosseous membrane Insertion: extensor expansions of digits 2 - 5 Action: extends digits 2-5 and dorsiflexes foot |
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Extensor hallucis longus |
Origin: fibula, interosseus membrane Insertion: dorsal aspect of digit 1 (hallux) Action: extends great toe and assists in dorsiflexion of foot |
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Tibialis anterior |
Origin: lateral condyle of tibia, lateral surface of tibia Insertion: medial cuneiform and first metatarsal Action: plantar flexion and eversion of foot |
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Fibularis brevis |
Origin: Lateral fibula Insertion: dorsal surface of tuberosity of 5th metatarsal. Action: everts foot, weakly plantar flexes foot. |
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Gastrocnemius |
Origin: lateral and medial epicondyle of the femur Insertion: Achilles’ tendon Action: raises heel, flexes knee |
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Soleus |
Origin: posterior fibula and tibia Insertion: Achilles’ tendon Action: plantar flexion |
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Plantaris |
Origin: supracondylar ridge of femur Insertion: Achilles’ tendon Action: plantar flexion |
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Flexor digitorum longus |
Origin: posterior tibia Insertion: inferior distal phalanges 2-5 Action: plantar flexion, and flexes digits 2-5 |
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Tibialis posterior |
Origin: interosseus membrane, posterior tibia and fibula Insertion: inferior tarsals and metatarsals Action: plantar flexion and inversion, supports arch |
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Popliteus |
Origin: lateral condyle of femur Insertion: posterior tibia Action: flexes leg, unlocks it. |
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Flexor hallucis longus |
Origin: inferior posterior fibula and interosseus membrane Insertion: inferior phalanx 1 (big toe) Action: flexes first digit and plantar flexes foot. |
