Wk 8 Flashcards
(23 cards)
Which muscles dorsiflexs the ankle joint
Extensor digitorum longus, Extensor Hallucis longus, Tibialis anterior
What does the tibialis anterior perform?
Inversion
Which retinaculum (retinacula) covers the anterior compartment tendons of the leg?
Superior and inferior extensor retinacula
Which muscles is the deepest in the anterior compartment of the leg?
Extensor hallucis longus
What is the main action of fibularis longus and brevis?
eversion
Which retinacula cover the tendons of the lateral compartment of the leg?
Superior and inferior peroneal retinacula
Which muscles are involved in the formation of the triceps surae?
Gastrocnemius and Soleus
What is the primary action of the triceps surae?
Plantarflexion
Anterior muscles of the leg
tibialis anterior, extensor digitorum longus, extensor hallucis longus
Lateral muscles of the leg
fibularis longus and brevis
posterior muscles of the leg
plantaris, popliteus, flexor digitorum longus, flexor hallucis longus, tibialis posterior, gastrocnemius, soleus
muscles doing knee flexion
sartorius
gracilis
semi’s
bicep femoris
popliteus
plantaris
gastrocnemius
muscles doing knee extension
vastus lateralis, intermedius, medialis
rectus femoris
muscles doing plantar extension
fibularis longus and brevis
soleus
gastrocnemius
plantaris
tibialis post
flexor hallucis and digitorum longus
muscles doing dorsi flexion
tibialis anterior
extensor hallucis and digitorum longus
muscles doing subtalar inversion
tibialis post and ant
muscles doing foot eversion
fibularis longus and brevis
what are the general actions of the anterior, lateral and posterior lower limb musc
anterior; dorsiflex ankle, toe ext
lateral; plantarflex ankles, ext toes
posterior; plantarflex ankle, flex toes
what posterior leg muscles do plantarflexion in the ankle joint
gastrocnemius, soleus, plantaris
what muscles are in the tarsal tunnel
tibialis posterior, FDL, posterior tibial artery, tibial nerve, FHL
what are the dorsal foot muscles and what is their action
extensor digitorum brevis; 2-4 extension
hallucis brevis
what are the plantar foot muscles
flexor digitorum brevis
abductor hallucis
abductor digiti minimi
what are the deep plantar muscles
flexor accessories;
lumbricals
flexor digiti minimi
adductor hallucis
flexor hallucis brevis
dorsal interossei
plantar interossei
lumbricals and interossei
