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58 Cards in this Set
- Front
- Back
Quadriceps Femoris Group |
Rectus Femoris Vastus Medialis Vastus Lateralis Vastus Intermedialis |
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Rectus Femoris |
A: flex tibiofemoral joint (knee), flex coxal joint (hip) O: anterior inferior iliac spine I: tibial tuberosity (via the patella and patellar ligament) |
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Vastus Medialis |
A: extend tibiofemoral joint (knee) O: medial lip of linea aspera I: tibial tuberosity |
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Vastus Lateralis |
A: extend tibiofemoral joint (knee) O: lateral lip of linea aspera, gluteal tuberosity, and greater trochanter I: tibial tuberosity |
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Vastus Intermedius |
A: flex tibiofemoral joint (knee) O: anterior and lateral shaft of femur I: tibial tuberosity (via patella and patellar ligament) |
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Hamstrings Group |
Biceps Femoris Semitendinosus Semimembranosus |
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Biceps Femoris |
A: flex and laterally rotate tibiofemoral joint (knee) tilt the pelvis posteriorly Long head: extend and assist to laterally rotate the coxal joint (hip) O: long head: ischial tuberosity short head: lateral lip of linea aspera I: head of fibula |
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Semitendinosus |
A: flex the tibiofemoral joint, medially rotate the flexed tibiofemoral joint, extend the coxal joint, assist to medially rotate the coxal joint, tilt the pelvis posteriorly O: ischial tuberosity I: pes anserinus tendon |
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Semimembranosus |
A: flex the tibiofemoral joint, medially rotate the flexed tibiofemoral joint, extend the coxal joint, tilt the pelvis posteriorly O: ischial tuberosity I: posterior aspect of medial condyle of tibia |
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Gluteals |
Gluteus Maximus Gluteus Medius Gluteus Minimus |
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Gluteus Maximus |
A: all fibres: extend, laterally rotate, and abduct the coxal joint Lower fibres: adduct the coxal joint O: coccyx, edge of sacrum, posterior iliac crest, sacrotuberous, and sacroiliac ligaments I: upper fibres: iliotibial tract Lower fibres: gluteal tuberosity |
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Gluteus Medius |
A: all fibres: abduct coxal joint Anterior fibres: flex and medially rotate the coxal joint Posterior fibres: extend and laterally rotate the coxal joint O: gluteal surface of ilium, between posterior and anterior gluteal lines, just below the iliac crest I: lateral aspect of greater trochanter |
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Gluteus Minimus |
A: abduct, medially rotate, and flex the coxal joint O: gluteal surface of the ilium between the anterior and inferior gluteal lines I: anterior aspect of greater trochanter |
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Adductor Group |
Adductor Magnus Adductor Longus Adductor Brevis Pectineus Gracilis |
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Adductor Magnus |
A: adduct, medially rotate, assist to flex the coxal joint Posterior fibres: extend the coxal joint O: inferior ramus of the pubis, ramus of ischium, and ischial tuberosity I: medial lip of linea aspera and adductor tubercle |
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Adductor Longus |
A: adduct, medially rotate, assist to flex the coxal joint O: pubic tubercle I: medial lip of linea aspera |
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Adductor Brevis |
A: adduct, medially rotate, assist to flex the coxal joint O: inferior ramus of pubis I: pectineal line and medial lip of linea aspera |
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Pectineus |
A: adduct, medially rotate, assist to flex the coxal joint O: superior ramus of pubis I: pectineal line of femur |
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Gracilis |
A: adduct and medially rotate the coxal joint, flex and medially rotate the flexed tibiofemoral joint O: inferior ramus of pubis I: pes anserinus tendon |
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Tensor Fasciae Latae |
A: flex, medially rotate, and abduct the coxal joint O: iliac crest, posterior to the ASIS I: iliotibial tract |
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Sartorius |
A: flex, laterally rotate, and abduct the coxal joint Flex the tibiofemoral joint and medially rotate the flexed tibiofemoral joint O: ASIS I: pes anserinus tendon |
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Lateral Rotators of the Hip |
Piriformis & Quadratus Femoris Obturator Internus & Obturator Externus Gemellus Superior & Gemellus Inferior |
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Piriformis |
A: laterally rotate the coxal joint and abduct the hip when the hip is flexed O: anterior surface of sacrum I: superior aspect of greater trochanter |
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Quadratus Femoris |
A: laterally rotate the coxal joint O: lateral border of ischial tuberosity I: intertrochanteric crest, between the greater and lesser trochanters |
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Obturator Internus |
A: laterally rotate the coxal joint O: obturator membrane and inferior surface of obturator foramen I: medial surface of greater trochanter |
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Obturator Externus |
A: laterally rotate the coxal joint O: rami of pubis and ischium, obturator membrane I: trochanteric fossa of femur |
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Gemellus Superior |
A: laterally rotate the coxal joint O: ischial spine I: medial surface of greater trochanter |
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Gemellus Inferior |
A: laterally rotate the coxal joint O: ischial tuberosity I: medial surface of greater trochanter |
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Psoas Major |
A: (fixed origin): flex and may laterally rotate the coxal joint (Fixed insertion): flex the rrunk towards thigh, tilt pelvis anteriorly Unilaterally: assist to laterally flex the lumbar spine O: bodies and tp's of lumbar vertebrae I: lesser trochanter |
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Iliacus |
A: (fixed origin): flex and may laterally rotate the coxal joint (Fixed insertion): flex the trunk toward the thigh, tilt pelvis anteriorly O: iliac fossa I: lesser trochanter |
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Psoas Minor |
A: assist to create lordotic curvature in lumbar spine, tilt the pelvis posteriorly O: body and tp's of L1 I: superior ramus of pubis |
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Gastrocnemius |
A: flex the tibiofemoral joint, plantar flex the talocrural joint O: condyles of the femur, posterior surfaces I: calcaneus via calcaneal tendon |
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Soleus |
A: plantar flex the talocrural joint O: soleal line; proximal, posterior surface of tibia and posterior aspect of head of fibula I: calcaneus via the calcaneal tendon |
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Plantaris |
A: weak plantar flexion of the talocrural joint, weak flexion of the tibiofemoral joint O: lateral supracondylar line of femur I: calcaneus via calcaneal tendon |
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Popliteus |
A: medially rotate and flex the tibiofemoral joint O: lateral condyle of the femur I: proximal, posterior aspect of tibia |
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Peroneus Longus |
A: evert the foot, assist to plantar flex the talocrural joint O: head of fibula and proximal 2/3rds of lateral fibula I: base of first metatarsal and medial cuneiform |
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Peroneus Brevis |
A: evert the foot, assist to plantar flex the talocrural joint O: distal 2/3rds of lateral fibula I: tuberosity of fifth metatarsal |
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Extensors of the Ankle and Toes |
Tibialis Anterior Extensor Digitorum Longus Extensor Hallucis Longus |
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Tibialis Anterior |
A: invert the foot, dorsiflex the talocrural joint O: lateral condyle of tibia; proximal, lateral surface of tibia and interosseous membrane I: medial cuneiform and base of first metatarsal |
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Extensor Digitorum Longus |
A: extend the 2nd-5th toes (metatarsophalangeal and interphalangeal joints), dorsiflex the talocrural joint, evert the foot O: lateral condyle of tibia; proximal, anterior shaft of fibula and interosseous membrane I: middle and distal phalanges of the 2nd-5th toes |
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Extensor Hallucis Longus |
A: extend first toe (metatarsophalangeal and interphalangeal joints), dorsiflex the talocrural joint, invert the foot O: middle, anterior surface of fibula and interosseous membrane I: distal phalanx of first toe |
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Flexors of the Ankle and Toes |
Tibialis Posterior Flexor Digitorum Longus Flexor Hallucis Longus |
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Tibialis Posterior |
A: invert the foot, plantar flex the talocrural joint O: proximal, posterior shafts of tibia and fibula; and interosseous membrane I: all five tarsal bones and bases of 2nd-4th metatarsals |
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Flexor Digitorum Longus |
A: flex the 2nd-5th toes (metatarsophalangeal and interphalangeal joints), weak plantar flexion of talocrural joint, invert the foot O: middle, posterior surface of tibia I: distal phalanges of 2nd-5th toes |
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Flexor Hallucis Longus |
A: flex the first toe (metatarsophalangeal and interphalangeal joints), weak plantar flexion of talocrural joint, invert the foot O: middle half of posterior fibula I: distal phalanx of first toe |
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Muscles of the Foot |
Extensor Digitorum Brevis Flexor Digitorum Brevis Abductor Hallucis Abductor Digiti Minimi |
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Extensor Digitorum Brevis |
A: extend 2nd-4th toes (metatarsophalangeal and interphalangeal joints) O: dorsal surface of calcaneus I: 2nd-4th toes via the extensor digitorum longus tendons |
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Flexor Digitorum Brevis |
A: flex the middle phalanges of the 2nd-5th toes (PIPS) O: medial process of calcaneus and plantar aponeurosis I: middle phalanges of 2nd-5th toes |
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Abductor Hallucis |
A: abduct and assist to flex the first toe (metatarsophalangeal joint) O: medial process of calcaneus and plantar aponeurosis I: proximal phalanx of first toe (medial surface) and medial sesamoid bone |
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Abductor Digiti Minimi |
A: flex and assist to abduct the fifth toe (metatarsophalangeal joint) O: lateral process of calcaneus and plantar aponeurosis I: proximal phalanx of fifth toe (lateral surface) |
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Extensor Hallucis Brevis |
A: extend the first toe (metatarsophalangeal joint) O: dorsal surface of calcaneus I: proximal phalanx of first toe |
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Flexor Hallucis Brevis |
A: flex the first toe (metatarsophalangeal joint) O: plantar surfaces of cuboid and lateral cuneiform I: medial and lateral surfaces of base of proximal phalanx of first toe |
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Adductor Hallucis |
A: adduct the first toe, assist to maintain transverse arch of foot, assist to flex first toe O: oblique head: bases of 2nd-4th metatarsals Transverse head: plantar ligament of 3rd-5th metatarsophalangeal joints I: lateral surface of base of proximal phalanx of first toe |
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Flexor Digiti Minimi Brevis |
A: flex the 5th toe (metatarsophalangeal joint) O: base of 5th metatarsal I: bases of proximal phalanx of 5th toe |
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Quadratus Plantae |
A: assist Flexor Digitorum Longus to flex 2nd-5th toes O: medial and lateral sides of plantar surface of calcaneus I: posterior, lateral aspect of Flexor Digitorum Longus tendon |
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Plantar Interossei |
A: adduct & flex 3rd-5th toes (metatarsophalangeal joints) O: medial surfaces of 3rd-5th metatarsals I: medial surfaces of proximal phalanges of 3rd-5th toes |
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Dorsal Interossei |
A: abduct & flex 2nd-4th toes (metatarsophalangeal joints) O: adjacent surfaces of all metatarsals I: first: medial surface of proximal phalanx of 2nd toe 2nd-4th: lateral surfaces of proximal phalanges of 2nd-4th toes |
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Lumbricals of the Foot |
A: flex the proximal phalanges of the 2nd-5th toes at the metatarsophalangeal joints, extend the middle and distal phalanges of the 2nd-5th toes at the interphalangeal joints O: tendons of Flexor Digitorum Longus I: bases of proximal phalanges of 2nd-5th toes and Extensor Digitorum Longus tendons (on dorsal surface of the toes) |