Leg, Dorsum of Foot, Flexor Retinaculum, Venous Drainage of Lower Limb Flashcards
What are the parts of the Proximal Tibia?
- Articular Surface which receives the femoral condyles
- Intercondylar eminence
- Tibial Tuberosity
- Soleal Line
What are the parts of the Proximal Fibula?
- Head
2. Neck
What are the parts of the Distal Tibia?
- Interosseous Border
2. Medial malleolus
What are the parts of the Distal Fibula?
- Interosseous Border
2. Lateral Malleolus
What bones make up the ankle?
- Medial Malleolus of Distal Tibia
- Talus
- Lateral Malleolus of Distal Fibula
What are the Bones of the Foot?
- Tarsal Bones
- 5 Metatarsals
- 5 Phalanges
What are the Tarsal Bones?
- Talus (ankle bone)
- Calcaneus (Heel bone)
- Navicular
- Medial Cuneiform
- Intermediate Cuneiform
- Lateral Cuneiform
- Cuboid
What muscles are in the Anterior Compartment of the Leg?
- Tibialis Anterior
- Extensor Digitorum Longus
- Extensor Hallucis Longus
What are the origins of Tibialis Anterior?
- Tibia
2. Interosseous Membrane
Where does Tibialis Anterior insert?
Medial Cuneiform and 1st Metatarsal
What is the nerve supply to Tibialis Anterior?
Deep Peroneal Nerve
What are the actions of Tibialis Anterior?
Dorsiflexes and inverts foot
What are the origins of Extensor Digitorum Longus?
Fibula and Interosseous Membrane
Where does Extensor Digitorum Longus insert?
Extensor expansion of digits 2-5
What is the nerve supply of Extensor Digitorum Longus?
Deep Peroneal Nerve
What are the actions of Extensor Digitorum Longus?
Dorsiflexes foot and Extends lateral 4 toes
What are the origins of Extensor Hallucis Longus?
Fibula and Interosseous Membrane
Where does Extensor Hallucis Longus Insert?
Base of Distal Phalanx of big toe
What is the nerve supply to Extensor Hallucis Longus?
Deep Peroneal Nerve
What are the actions of Extensor Hallucis Longus?
- Dorsiflexes and inverts foot
2. Extends 1st toe
What are the Superficial Flexor Muscles in the Posterior Compartment of the Leg?
- Gastrocnemius
- Soleus
- Plantaris
What are the origins of Gastrocnemius?
Medial and Lateral Condyles of Femur
Where does Gastrocnemius insert?
Forms the Achilles Tendon, which attaches to Calcaneus
What is the nerve supply to Gastrocnemius?
Tibial Nerve