MSK Anatomy Lower Limb 2 Flashcards
The superior or proximal tibio-fibular joint is a type _______ of synovial joint
Synovial plane joint
The inferior or distal tibio- fibular joint is a ______type of joint
Fibrous Joint
Identify the 4 muscles in the anterior compartment
- Tibialis anterious
- Extensor Digitorum Longus
- Extensor Hallicus Longus
- Fibularis Tertius
Name the 4 movements of the ankle
- Plantar-flexion
- Dorsiflexion
- Eversion
- Inversion
Actions of these muscles on ankle joint
Dorsi flexion
Actions of these muscles on toes
Extension
What are the two divisions of the popliteal artery as it enters the leg
Anterior Tibial
Tibioperoneal Trunk
What are the two divisions of the sciatic nerve in the lower leg
Tibial
Common fibular (Peroneal)
Branches of common fibular nerve
Deep fibular - supplies anterior comparment of leg
Superficial Fibular
What are the two muscles of the lateral compartment
Fibularis (perioneus) Brevis
Fibularis (perioneusl) Longus
What is the function of the muscles of the lateral compartment at the ankle joint
(Fibularis Brevis & Longus)
Plantar flexion
Innervation of the of fibularis brevis & longus
Superficial Fibular nerve
Clinical significane of the common fibular nerve
Can get damaged in fractures of the fibular head leading to foot drop due to inability to dorsiflex
Where does the greater saphenous vein drain into
Femoral vein
Where does the lesser saphenous vein drain into
Popliteal vein
From top to bottom:
- Tendonous Sheath of Tibularis Anterior
- Dorsal Pedis Artery
- Tendinous Sheath of extensor Digitorum Longus & Fibularis Teritus