Ankle/Foot Flashcards
Gastrocnemius o/i
O: post femoral condyles
I: Calcaneus tendon via the calcaneus
Gastro action?
Flexes the knee
Planterflexes
Soleus o/I?
O: Soleal line, prox post tibia and fibula, post head of fibula
I: Calcaneus via calcaneus tendon
Soleus action?
Planterflexion
Tibialis Posterior o/I?
O: Post shaft of fibula/tibia inferior to soleal line, interosseous membrane
I: Navicular tuberosity, cuneiform, cuboid, sustenstaculum taili, base 2-4th metatarsals
Tibialis Post action
Plantarflexes and inverts ankle
Flexor Digitorum Longus o/i?
O: Med post tibia inf to solar line and by broad tendon to fibula
I: Distal phalanges of digits 2-5
Flexor Digitorum Longus action?
Flexes digit 2-5, plantar flexes ankle and supports longitudinal arch of foot
Flexor Hallucis Longus o/i?
O: Post portion of middle half of the fibula
I: Distal phalanx of first toe
Flexor Hallucis Longus action?
Flex the first toe
weak plantar flexion and invert
Fibularis Brevis o/i?
O: 2/3 of fibular shaft
I: Base of first metatarsal
Fibuaris Brevis action?
Evert foot
assisting plantar flexion
Fibularis Longus o/I?
O: Fibular head, prox 2/3 of lat fibula
I: base of first metatarsal and medial cuneiform
Tibialis Anterior o/I?
O: Lat condyle of tibia, prox and lat surface of tibia and interosseous membrane
I: medial cuneiform and base of first metatarsal
Extensor Digitorum Longus o/i?
O: lat condyle of tibia, sup 3/4 of med fibula and interosseous membrane
I: middle and distal phalanges of 2-5 toes
