Posterior Leg + Popliteal Fossa Flashcards
Popliteal Fossa Superolateral Margin
Biceps Femoris
Popliteal Fossa Superomedial Margin
Semimem/Semiten
Popliteal Fossa Inferior Margins
Med/lat heads of gastrocnemius
Popliteal Fossa Content
Popliteal Artery / Vein
Tibial and Common Peroneal Nerves (ie both sciatic branches)
Tibial Nerve Superfifical Branch
Sural Nerve
Sural Nerve Role
Posterior Calf Cutaneosu
Great Saphenous Vein runs with
Saphenous Nerve
Small Saphenous Vein runs with
Sural Nerve
Posterior Leg Nerve
Tibial
Gastrocnemius Origin
Femoral Condyles
Gastrocnemius Insertion
Calcaneus via Achilles Tendon
Gastrocnemius Movement
Plantarflexion
Knee Flexion
Gastrocnemius Nerve
Tibial
Soleus Origin
Superior Fibula / Tibia
Soleus Insertion
Calacaneus via Achilles Tendon
Soleus Movemetn
Plantarflexion
Soleus Nerve
Tibial
Plantaris Origin
Femur
Plantaris Insertion
Calcaneus via Achilles Tendon
Plantaris Movemetn
Plantarflexion
Plantaris Nerve
Tibial
Plantaris Clinical Use
Tendon grafts as a bit useless
Muscles of (Normal, not deep) Posterior Leg Compartment
gastrocnemius (most superfifical)
Soleus
Plantaris
Muscles of Deep Posteriro Leg Compartment
Tibialis Posterior
Flexor Digitorum Longus
Flexor Halucis Longus
Popliteus
Tibialis Posterior Origin
Tibia and Fibula
Tibialis Posterior Insertion
Mainly Navicular (but complex onto all hind/mid foot)
Tibialis Posterior Action
Plantarflexion
Inverts ankle
Tibialis Posteriro Nerve
Tibial
Flexor Digitorum Longus Origin
Tibia
Flexor Digitorum Longus Insertion
Distal Phalanges of Toes 2-5
Flexor Digitorum Longus Action
Planyaflexes ankle
Flexes toes
Flexor Digitorum Longus Nerve
Tibial
Flexor Halucis Longus Origin
Fibula
Flexor Halucis Longus Insertion
Distal Phalanx Great Toe
Flexor Halucis Longus Action
Plantarflexion
Flexes Great Toe
Flexor Halucis Longus Nerve
Tibial
Popliteus Origin
Lateral Condyle of Femur
Blood Supply of Posterior Leg
Posterior Tibial + Fibular
Why do the Posterior Tibial BV and Tibial Nerve commonly get injured when drunk people pull a Josh
Quite superifical = jump through glass window = torn
Posterior Tibial Artery divides into ____- at medial malleolus
Medial and Lateral Planatr Arteries
Tarsal Tunnel Strcutures
Tom Dick and Very Naughty Harry
Tibialis Posterior
Flexor Digitorum Longus
Artery Posterior Tibial
Vein Posterior TIbial
Nerve Tibial
Flexor Halucis Longus
What crosses other structures in the tarsal tunnel
Flexor Halucis Longus (very naughty harry)
Achilles Tendon Injury Presentation
Can’t stand on tip toes as can’t Plantarflex (can walk but cant run / jump)
What is fabella
Sesamoid bone in gastrocnemius tendon (often mistaken as fracture)