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200 Cards in this Set
- Front
- Back
Origin
Pectineus |
iliopubic eminence, along the pecten of pubis, as far as the pubic tubercle
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Insertion
Pectineus |
Pectineal line of femur, proximal part of linea aspera
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Action
Pectineus |
Adducts and flexes thigh; assists w/ medial rotation of thigh
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Innervation
Pectineus |
Femoral Nerve, branches from obturator
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Origin
Iliopsoas |
Sides of T2-T5 vert. and discs b/w them; transverse processes of all lumbar vert.
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Insertion
Iliopsoas |
Lesser trochanter of the femur
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Action
Iliopsoas |
Acts in flexing thigh at hip joint and stabilizing this joint
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Innervation
Iliopsoas |
Anterior rami of lumbar nerves
(L1, L2, l3) |
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Origin
Sartorius |
Anterior Superior Iliac Spine (ASIS)
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Insertion
Sartorius |
crural fascia (med to tibial tuberosity)
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Action
Sartorius |
Flexes and med rotates knee joint; flexes hip joint
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Innervation
Sartorius |
Femoral Nerve (L2, L3)
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Origin
Rectus Femoris |
Anterior Inferior Iliac Spine (AIIS) and upper margin of hip joint socket superior to acetabulum
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Insertion
Rectus Femoris |
Base of patella---->patellar ligament----> tibial tuberosity
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Action
Rectus Femoris |
Flexes hip joint; extensor of knee joint
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Innervation
Rectus Femoris |
Femoral nerve (L2, L3, L4)
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Origin
Vastus Lateralis |
lat surface of Greater Trochanter
intertrochanteric line gluteal tuberosity lateral lip of linea aspera of femur |
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Insertion
Vastus Lateralis |
Base of patella---->patellar ligament----> tibial tuberosity
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Action
Vastus Lateralis |
Extensor of knee joint
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Innervation
Vastus Lateralis |
Femoral Nerve
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Origin
Vastus medialis |
medial lip of linea aspera of femur
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Insertion
Vastus medialis |
Base of patella---->patellar ligament----> tibial tuberosity
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Action
Vastus medialis |
Extends knee joint
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Innervation
Vastus medialis |
Femoral nerve (L2, L3, L4)
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Origin
Vastus intermedius |
Anterior and Lateral surfaces of shaft of femur
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Insertion
Vastus intermedius |
Base of patella---->patellar ligament----> tibial tuberosity
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Action
Vastus intermedius |
Extends knee joint
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Innervation
Vastus intermedius |
Femoral Nerve (L2, L3, L4)
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Origin
Adductor Longus |
Superior ramus of pubis
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Insertion
Adductor Longus |
Middle third of med lip of linea aspera of femur
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Action
Adductor Longus |
Adducts thigh
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Innervation
Adductor Longus |
Obturator, branch of anterior division (L2, L3, L4)
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Origin
Adductor Brevis |
inferior ramus of pubis near the symphysis
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Insertion
Adductor Brevis |
upper third of medial lip of the linea aspera of femur
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Action
Adductor Brevis |
Adducts thigh; weak flexor and lat rotator of hip joint
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Innervation
Adductor Brevis |
Obturator Branch of anterior division
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Origin
Adductor Magnus |
Adductor part: ant surface o finferior ramus of pubis, inf ramus of ischium
Hamstring part: ischial tuberosity |
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Insertion
Adductor Magnus |
Adductor: med lip of linea aspera
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Action
Adductor Magnus |
Adductor: Adducts thigh;lat rotator; flexes thigh
Hamstrings: extends thigh |
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Innervation
Adductor Magnus |
Adductor: obturator nerve
branches of posterior postition Hamstrings: tibial part of sciatic nerve |
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Origin
Gracilis |
near Symphysis and inferior ramus of pubis
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Insertion
Gracilis |
Superior part of mediall surface of the tibia
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Action
Gracilis |
Adducts thigh, flexes hip joint; flexes knee joint
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Innervation
Gracilis |
Obturator Nerve (L2-L4)
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Origin
Obturator Externus |
Margins of obturator foramen and obturator membrane
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Insertion
Obturator Externus |
Trochanteric fossa of femur
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Action
Obturator Externus |
Laterally rotates thigh; steadies head of femur in acetabulum
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Innervation
Obturator Externus |
Obturator Nerve
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Origin
Tibialis Anterior |
superior half of lateral surface of tibia and interosseous membrane
crural fascia |
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Insertion
Tibialis Anterior |
Medial and plantar surface of medial cuniform and base of 1st metatarsal
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Action
Tibialis Anterior |
Dorsiflexes ankle and inverts foot
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Origin
Extensor hallucis Longus |
Medial surface of fibula and interosseous membrane
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Insertion
Extensor hallucis Longus |
Dorsal aspect of base of distal phalanx of great toe (hallux)
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Action
Extensor Hallucis Longus |
extends great toe and dorsiflexes ankle
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Innervation
Extensor Hallucis Longus |
Deep fibular nerve
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Origin
Extensor digitorum longus |
Lateral condyle of tibia and superior three quarters of medial surface of fibula and interosseous membrane
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Insertion
Extensor digitorum longus |
Middle and distal phalanges of lateral 4 digits.
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Innervation
Tibialis Anterior |
Deep Fibular Nerve
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Action
Extensor Digitorum Longus |
Extends lateral 4 digits and dorsiflexes ankle
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Innervation
Extensor Digitorum Longus |
Deep fibular nerve
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Origin
Extensor Digitorum Brevis |
Calcaneus, interosseous talocalcaneal ligament; stem of inferior extensor retinaculum
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Insertion
Extensor Digitorum Brevis |
Long flexor tendons of digits 2-5
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Action
Extensor Digitorum Brevis |
dorsiflexion of digits 2-5
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Innervation
Extensor Digitorum Brevis |
Deep fibular nerve
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Origin
Extensor hallucis brevis |
Calcaneus, interosseous talocalcaneal ligament; stem of inferior extensor retinaculum
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Insertion
Extensor hallucis brevis |
Dorsal aspect of base of proximal phalanx of great toe
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Action
Extensor hallucis brevis |
Aids in extensor hallucis longus in extending great toe at metatarsophalangeal joint
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Innervation
Extensor hallucis brevis |
Deep fibular nerve
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Origin
(Peroneus) Fibularis longus |
capsule of tibiofibular joint
head of fibula proximal reagion of fibula |
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Insertion
Fibularis longus |
Base of 1st metatarsal and medial cuneiform
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Action
Fibularis longus |
support the transverse arch of the foot
depresses medial arch of foot pronation |
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Innervation
Fibularis longus |
Superficial fibular nerve
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Origin
Fibularis brevis |
Inferior 2/3 of lateral surface of fibula
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Insertion
Fibularis Brevis |
Dorsal surface of turberosity on lateral side of base of 5th metatarsal
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Action
Fibularis Brevis |
Everts foot and weakly plantarflexes ankle
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Innervation
Fibularis Brevis |
Superficial fibular nerve
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Origin
Tensor Fascia Lata |
ASIS; anterior aspect of iliac crest
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Insertion
Tensor Fascia Lata |
Iliotibial tract (IT), wich attached to lateral condyle of tibia
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Action
Tensor Fascia Lata |
supports hip joint
flexor, med rotator, abductor |
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Innervation
Tensor Fascia Lata |
Superior Gluteal Nerve
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Origin Gluteus Maximus |
Superficial: iliac crest, PSIS, thoracocolumbar fascia, sacrum. coccyx Deep:ala of ilium behind post gluteal line, Aponeurosis glutealis |
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Insertion Gluteus Maximus |
Proximally: iliotibial tract Distally: gluteal tuberosity |
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Function Gluteus Maximus |
Extensor and lateral rotator of hip joint. Abductor and Adductor as well |
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Innervation Gluteal Maximus |
Inferior gluteal nerve (L5-S2) |
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Origin Gluteus Medius |
gluteal surface of ala of ilium, iliac crest, Aponeurosis glutealis |
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Insertion Gluteus Medius |
greater trochanter |
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Function Gluteus Medius |
Ant: med rotator, flexor Post: lateral rotator, extensor |
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Innervation Gluteus Medius |
Sup gluteal nerve (L4-L5) |
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Origin Gulteus Minimus |
gluteal area of the ala of the ilium |
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Insertion Gluteus Minimus |
greater trochanter |
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Function Gluteus Minimus |
med and lat rotator, flexor, entensor, weak abductor |
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Innervation Gluteus Minimus |
Sup gluteal nerve (L4-S1) |
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Origin Piriformis |
pelvic surface of sacrum, lat to pelvic sacral foramina margin of the greater sciatic notch |
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Insertion Piriformis |
anteriomedial aspect of tip of greater trochanter |
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Function Piriformis |
lateral rotator, abductor, extension |
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Innervation Piriformis |
Sacral plexus (L5-S2) |
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Origin Obtrurator internus |
Inner surface of hip bone around the obtrurator foramen, obtrurator membrane |
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Insertion Obtrurator internus |
trochanteric fossa |
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Function Obtrurator internus |
strongest lat rotator of hip joint, also abduction |
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Innervation Obtrurator internus |
inferior gluteal nerve, sacral plexus (L5-S2) |
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Gemelli Origin |
Sup: ischial spine Inf: ischial tuberosity |
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Gemelli Insertion |
trochanteric fossa |
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Gemelli Function |
Assist Obturator internus |
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Gemelli Innervation |
inferior gluteal nerve, sacral plexus (L5-S2) |
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Quadratus femoris Origin |
Ischial tuberosity |
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Quadratus femoris Insertion |
Intertrochanteric crest |
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Quadratus femoris Function |
lat rotator and adductor of thigh |
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Quadratus femoris Innervation |
inf gluteal nerve, sacral plexus (L5-S2) |
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Obturator externus Origin |
External surface of medial bony margin of obturator foramen and the obturator memb |
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Obturator externus Insertion |
Trochanteric fossa |
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Obturator externus Function |
lateral rotator and weak adductor |
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Obturator externus Innervation |
obturator nerve(L1-L4) |
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Adductor minimus Origin |
inf ramus of pubis |
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Adductor minimus Insertion |
med lip of linea aspera |
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Adductor minimus Function |
Adducts and laterally rotates the femur |
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Adductor minimus Innervation |
Obturator nerve, tibial nerve |
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Biceps femoris Origin |
long head: ischial tuberosity short head: middle third of the lat lip of linea aspera and lat intermuscular septum |
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Biceps femoris Insertion |
head of the fibula |
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Biceps femoris Function |
Long head: extension of hip joint both: flexion of knee joint, lat rotates the flexed knee |
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Biceps femoris Innervation |
long head: tibial nerve short head: common peroneal nerve |
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Semitendinosus Origin |
ischial tuberosity |
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Semitendinosus Insertion |
pes anserinus superficialis (which inserts into proximal extremity of tibia) |
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Semitendinosus Function |
Flexion at knee joint Extension at hip med rotator of leg |
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Semitendinosus Innervation |
tibial nerve |
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Semimembranosus Origin |
Ischial tuberosity |
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Semimembranosus Insertion |
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Semimenbranosus Function |
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Semimembranosus Innervation |
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Soleus origin |
head and upper third of the dorsal surface of fibula line of soleus muscle in tibia tendinous arch b/w head of fibula and tibia |
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Soleus Insertion |
calcaneal tendon (Archilles tendon) |
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Soleus Action |
plantar flexor of ankle
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Soleus Innervation |
tibial nerve |
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gastrocnemius origin |
medial head: medial femoral epicondyle lateral head: lat femoral epicondyle |
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gastrocnemius insertion |
tuber calcani |
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gastrocnemius Function |
plantar flexor of ankle
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gastrocnemius Innervation |
tibial nerve |
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Plantaris Origin |
region of lateral head of gastrocnemius proximally to the lateral head of femoral condyle capsule of knee joint |
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Plantaris Insertion |
medial edge of the calcaneal tendon |
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Plantaris Action |
Plantar flexor of ankle; also flexes knee
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Plantaris Innervation |
Tibial nerve |
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Tibialis posterior Origin |
Interosseus membrane adjoining surface of tibia and fibula |
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Tibialis posterior Insertion
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medial part: tuberosity of navicular bone lat part: three cuneiform bones |
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Tibialis posterior Action
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plantar flexion and supination of leg |
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Tibialis posterior Innervation
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Tibial nerve |
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Flexor hallucis longus Origin |
distal 2/3 of posterior surface of fibula lower part of interosseous membrane post crural intermuscular septum |
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Flexor hallucis longus Insertion
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Plantar surface of base of distal phalanx of hallux |
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Flexor hallucis longus Action
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Flexes great toe, helps to supinate ankle |
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Flexor hallucis longus Innervation |
Tibial nerve |
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Flexor digitorium longus Origin |
Posterior surface of tibia distal to popliteal line |
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Flexor digitorium longus Insertion
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Splits into four slips after passing through medial intermuscular septum of plantar surface of foot; these slips then insert on plantar surface of bases of 2nd - 5th distal phalanges |
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Flexor digitorium longus Action
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Flexes toes 2 - 5; also helps in plantar flexion of ankle |
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Flexor digitorium longus Innervation
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Tibial nerve |
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Politeus Origin |
lateral femoral epicondyle |
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Popliteus Insertion |
Posterior surface of tibia |
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Popliteus Action |
Rotates knee medially and flexes the knee joint |
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Popliteus innervation |
Tibial nerve |
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Abductor hallucis Origin |
medial process of the tuber calcanei flexor retinaculum plantar aponeurosis |
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Abductor hallucis Insertion
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medial sesamoid bone base of proximal phalanx |
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Abductor hallucis Action
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abdcutor and weak flexor of hallux |
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Abductor hallucis Innervation
|
medial plantar nerve |
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Flexor hallucis brevis Origin |
medial cuneiform bone long plantar ligament tendon of tibialias post |
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Flexor hallucis brevis Insertion |
medial head: med sesamoid bone, proximal phalanx lateral head: lat sesamoid bone, distal phalanx |
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Flexor hallucis brevis Action |
plantar flexion of the foot |
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Flexor hallucis brevis Innervation |
medial plantar nerve |
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Adductor hallucis Origin
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Oblique head: cuboid, lat cunieform, base of 2 &3 metatarsal bones Tranverse head:plantar metatarsophalangeal ligaments of the 3-5 digits and from the transverse ligament of the metatarsus |
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Adductor hallucis Insertion
|
lat sesamoid bone of digit 1 |
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Adductor hallucis Action
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adducts hallux |
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Adductor hallucis Innervation
|
lat plantar nerve |
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Opponens digiti minimi Origin |
long plantar ligament plantar tendinous sheath of peroneus longus |
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Opponens digiti minimi Insertion
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5th metatarsal |
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Opponens digiti minimi Action
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plantar flexion of 5th metatarsal supports plantar arch |
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Opponens digiti minimi Innervation
|
lat plantar nerve |
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Flexor digiti minimi Origin |
base of 5th metatarsal long plantar ligg plantar tendinous sheath of peroneus longus |
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Flexor digiti minimi Insertion
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base of proximal phalax of 5th digit |
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Flexor digiti minimi Action
|
plantar flexion of little toe |
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Flexor digiti minimi Innervation
|
lat plantar nerve |
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Abductor digiti minimi Origin |
lat process of tuber calcanei lower surface of calcaneus tuberosity of 5th metatarsal plantar aponerosis |
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Abductor digiti minimi Insertion |
proximal phalax of the fifth digit |
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Abductor digiti minimi Action |
supports arch of the foot plantar flexes the 5th digit abductor |
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Abductor digiti minimi Innervation |
lat plantar nerve |
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Lumbricales Origin |
med surfaces of the individual tendons of flexor digitorium longus |
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Lumbricales Insertion |
medial margin of the phalanges of the 2-5 digits and radiate into the dorsal aponeurosis |
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Lumbricales Action |
plantar flexion of 2-5 reinforce plantar arch |
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Lumbricales Innervation |
med nerve to 1-3 lat plantar nerve 4 |
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Quadratus plantae Origin |
med and lat margins of the plantar surface of the calcaneus |
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Quadratus plantae Insertion |
lat margin of the tendon of flexor digitorium longus |
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Quadratus plantae Action |
plantar flexion |
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Quadratus plantae Innervation |
lar plantar nerve |
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Plantar interossei Origin |
med side of 3-5 metatarsals |
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Plantar interossei Insertion |
med side of the base of proximal phalanx of 3-5 digits |
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Plantar interossei Action |
adductors of 3-5 |
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Plantar interossei Innervation |
lat plantar nerve |
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Dorsal interossei Origin |
opposing surface of all the metatarsals long plantar ligament |
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Dorsal interossei Insertion |
bases of the proximal phalanges of the 2-4 digits |
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Dorsal interossei Action |
Abductors |
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Dorsal interossei Innervation |
lat plantar nerve |
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Flexor digitorium brevis Origin |
undersurface of tuber calcanei proximal part of plantar aponeurosis |
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Flexor digitorium brevis Insertion
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middle phalanx of 2-4 digits |
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Flexor digitorium brevis Action
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plantar flexes the middle phalanges |
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Flexor digitorium brevis Innervation
|
med plantar nerve |