what bones make up the ankle
tibia, fibula, calcanus, talus
name the tarsal bones
calcanus, talas, navicular, cuboid, cuniforms 1, 2 and 3
what are the actions at the ankle
plantarflexion and dorsiflexion
what are the actions at the sub taller joint?
inversion and eversion
what muscles dorsiflex the ankle
tibialis anterior, extensor digitorum longus, extensor hallucis longus
What is the origin, insertion and action of trials anterior
O: lateral condyle of tibia
I: medial cuniform and base of 1st metatarsal
A: dorsiflexion and inversion
What is the origin, insertion and action of extensor digitorum longus
O: lateral tibial condyle
I: middle distal phalages of digits 2-5
A: extends digits 2-5, dorsiflexion and eversion
What is the origin, insertion and action of extensor helices longus
O: Middle anterior surface of fibula and interosseous membrane
I: base of 1st phalanx doral side (top of big toe)
A: extends big toe, dorsiflexion and inversion
what muscle plantar flex the ankle
gastrocnemeus, soleus, plantaris, tibialis posterior, flexor digitorum longus, flexor hallucis longus
which group of muscle evert the foot
perenal muscle group
What is the origin, insertion and action of preens longus
O: head and lateral two thirds of the fibula
I: lateral sides of first metatarsal and media cuniform
A: plantarflexion, eversion
What is the origin, insertion and action of the peroneus brevis
O: Distal two thirds of lateral surface of tibia
I: tuberosity on base of 5th metatrsal
A: plantarflexion and eversion
What is the origin, insertion and action of the peroneus tertius
O: distal 1 third of anterior surface of the fibula and interosseous membrane
I: dorsal surface of 5th metatarsal
A: dorsiflexion and eversion
What is the origin, insertion and action of gastrocnemius
O medial head: posterior surface of medial femoral condyle
O lateral head : posterior surface of lateral femoral condyle
I: calcaneus via achilies tendon
A: plantarflexion and knee flexion
What is the origin, insertion and action of soleus
O: solid line and posterior surface of tibia
I: calcaneus via achilies tendon
A: plantarflexion
What is the origin, insertion and action of Plantaris
O: distal part of lateral supracondylar line of femur
I: calcaneus via achilies tendon
A: plantarflexion and knee flexion
What is the origin, insertion and action of Trials posterior
O: lateral posterior tibia
I: navicular tiberosity, cuneforms 1-3, cuboid
A: plantarflexion and inversion
What is the origin, insertion and action of flexor digitorum longus
O: middle and posterior surface of the tibia
I: base of distal phalanges of digits 2-5
A: flexes toes 2-4, plantarflexion and inversion
What is the origin, insertion and action of flexor hallucis longus
O: distal posterior surface of the fibula and the interosseous membrane
I: base of first phalanx (big toe)
A: flexes big toe, plantar flexion, inversion
