Leg Flashcards
Posterior compartment - nerve supply
Tibial nerve
Posterior compartment - superficial muscles (4)
Gastrocnemius
Soleus
Plantaris
Popliteus
Posterior compartment - gastrocnemius location
Most superficial, has 2 heads
Posterior compartment - gastrocnemius function
Plantar-flex ankle and toes
Posterior compartment - soleus location
deep to gastrocnemius, large and flat like a sole fish
Posterior compartment - soleus function
Plantar-flex ankle and toes
Posterior compartment - plantaris location
Small muscle with a long tendon
Very thin
Posterior compartment - plantaris function
Plantar-flex ankle and toes
Posterior compartment - popliteus location
Lies behind the knee joint
Posterior compartment - popliteus function
Unlocks the knee joint
Posterior compartment - deep muscles (3)
Flexor halluces longus (FHL) Flexor digitorum longus (FDL) Tibialis posterior (TP)
Posterior compartment - FHL location
Lateral side of the leg (weird bcos it acts on the big toe)
Posterior compartment - FHL function
Flexes big toe
Posterior compartment - FDL location
Medially
Posterior compartment - FLD function
Flexes the lateral 4 toes
Posterior compartment - tibialis posterior location
Deepest
Lies between FDL and FHL
Posterior compartment - tibialis posterior function
Inverts and plantar flexes foot (up on tiptoes)
Anterior compartment - muscles (4)
Tibialis anterior
Extensor hallucis longus (EHL)
Extensor digitorum longus (EDL)
Fibularis tertius
Anterior compartment - nerve supply
Deep fibular nerve
Anterior compartment - arterial supply
Anterior tibial artery
Anterior compartment - tibialis anterior location
Most anterior
Anterior compartment - tibialis anterior function
Dorsiflexion of foot
Inversion of foot
Anterior compartment - EDL location
Lateral and deep to tibias anterior
Anterior compartment - EDL function
Extends lateral 4 toes
Dorsiflexion of foot