Week 7/8 Flashcards
Plantar aponeurosis anterior and posterior connection
Attaches posteriorly to the medial process of the calcaneus, anteriorly to the heads of the metatarsals
Flexor hallucis longus Insertion
Distal phalanx big toe
4th layer of foot muscles
Plantar interossei
Dorsal interossei
Supplies skin on the medial side of leg and foot.
Saphenous n.
Plantar interossei Origin
Medial sides of 3rd-5th metatarsals
Adductor hallucis action
Adductor great toe, assists in maintaining transverse arch
Plantar interossei Innervation
Lateral plantar nerve
The most commonly sprained ligament in the body…
Anterior tibiofibular ligament
Peroneus brevis Innervation
Superficial peroneal
Peroneus longus Origin
Superior 2/3 of fibula
The plantar arch joins the ______ of the dorsalis pedis.
Deep plantar branch
Popliteus Insertion
Lateral condyle of femur
Extensor digitorium brevis Innervation
Deep peroneal (L5 S1)
Extensor digitorium longus Innervation
Deep peroneal (L4, L5)
Superior extensor retinaculum
Strong broad band of deep fascia passing from fibula to tibia, proximal to the malleoli
Lumbricals Insertion
Dorsal digital expansions
Peroneus Tertius Action
Dorsiflexion of foot and reversion of the foot
Muscles of anterior leg compartment are _____ of the ankle joint. Meaning they….
Dorsiflexors
Elevate forefoot and depress heel.
Abductor digiti quinti Innervation
Lateral plantar nerve (S2, S3)
Extensor Digitorium Longus Origin
Superior 2/3 of the fibula
Extensor hallucis longus Innervation
Deep peroneal (L5 S1)
Extensor digitorium longus Action
Dorsiflexion of foot and extension of toes
Flexor digitorium longus Insertion
Distal phalanx of lateral 4 digits
Soleus Innervation
Tibial nerve
Inferior to the medial malleolus, the _______ nerve divides into _____ and _______.
Tibial nerve
Medial and lateral plantar nerves.
Flexor digitorium longus tendon Origin
Tibia
Extensor Hallucis Longus Origin
Middle 1/3 fibula
Medial plantar nerve supplies motor to which 4 muscles
Abductor hallucis
Flexor hallucis brevis
Flexor digitorium brevis
Medial lumbrical
Adductor hallucis Insertion
Proximal phalanx
Abductor digiti quinti Origin
Calcaneus
The _____ gives rise to metatarsal and digital arteries for supply of blood to the tarsal joints, digits 1-5, and surrounding musculature
Plantar arch
Extensor hallucis longus action
Dorsiflexion of foot and extension of hallux
Extensor Hallucis longus Insertion
Base of distal phalanx of Hallux
Plantaris action
Plantarflexion of foot, flexion of leg
Flexor digiti quinti Innervation
Lateral plantar nerve
Popliteus action
Rotation of knee joint, knee flexion
Gastrocnemius Innervation
Tibial nerve
Lateral compartment of leg is supplied by ______ Artery, a beach of the ______artery.
Peroneal Artery
Posterior tibial artery
Strongest dorsiflexion of anterior leg
Tibialis Anterior
The medial plantar Artery runs between…
Layers 1 and 2, distally between abductor hallucis and flexor digitorium brevis
The _____ artery turns medially at the base of the 5th metatarsal and heads between the 3rd and 4th layers to the base of the first metatarsal as the ____.
Lateral plantar artery
Plantar arch
Flexor hallucis brevis Innervation
Medial plantar nerve
Dorsal interossei action
Adductor from line of second toe
Plantaris Insertion
Calcaneus
Deep peroneal/fibular nerve spinal origin
L4, L5 or S1
Flexor hallucis longus action
Flexion of hallux and plantarflexion foot
Peroneus brevis Origin
Distal end fibula
Flexor hallucis longus Innervation
Tibial nerve
Adductor hallucis Innervation
Lateral plantar nerve
Peroneus Tertius Origin
Distal end of fibula
Flexor hallucis longus Origin
Fibula
Flexor digitorium longus Origin
Tibia
What nerve provides cutaneous Innervation to the lateral side of the dorsum of the foot?
Superficial peroneal nerve and sural nerve. If
Flexor hallucis brevis action
Flexes great toe
Tibialis Anterior Origin
Superior 2/3 lateral surface of tibia
Tibialis Posterior action
Inversion and plantarflexion foot
Flexor digiti quinti action
Flex little toe