12 Nerves of Ankle and Foot Flashcards
Nerves: Ankle and Foot (Peroneal Nerve)
Identify 1 - 2
- Common peroneal nerve (L4-S2)
- Superficial peroneal nerve
Nerves: Ankle and Foot (Peroneal Nerve)
Identify 3- 4
3. Branches of the lateral sural cutaneous nerve
4. Deep peroneal nerve
Nerves: Ankle and Foot (Peroneal Nerve)
Identify 5 - 6
- *5. Medial dorsal cutaneous nerve**
- *6. Intermediate dorsal cutaneous nerve**
Nerves: Ankle and Foot (Peroneal Nerve)
Identify 7 - 8
- Lateral dorsal cutaneous nerve
- Dorsal digital nerves
Nerves: Ankle and Foot (Peroneal Nerve)
Identify 9 - 10
9. Medial branch of deep peroneal nerve
10. Lateral branch of deep peroneal nerve
Nerves: Ankle and Foot (Peroneal Nerve)
the posterior division of the sacral plexus (L4-S2).
Nerves: Ankle and Foot (Peroneal Nerve)
The common peroneal nerve is derived from the posterior division of the sacral plexus (L4-S2).
→ It divides into ___ and ____ supplies the primary innervation to the lateral lower leg and foot.
the superficial and deep peroneal nerves
Nerves: Ankle and Foot (Peroneal Nerve)
The common peroneal nerve is derived from the posterior division of the sacral plexus (L4-S2).
→ It divides into the superficial and deep peroneal nerves supplies the primary innervation to the lateral lower leg and foot.
→ The deep peroneal nerve supplies____ (4 mm.)
the tibialis anterior, extensor hallucis longus, extensor digitorum longus, and peroneus tertius muscles.
Nerves: Ankle and Foot (Peroneal Nerve)
The common peroneal nerve is derived from the posterior division of the sacral plexus (L4-S2).
→ It divides into the superficial and deep peroneal nerves supplies the primary innervation to the lateral lower leg and foot.
→ The superficial peroneal nerve supplies ___ and ___
the peroneus longus and brevis muscles.
Nerves: Ankle and Foot (Tibial Nerve)
Identify 1 → 2
- *1.** Tibial nerve (L4-S3)
- *2.** Medial sural cutaneous nerve
Nerves: Ankle and Foot (Tibial Nerve)
Identify 4
4. Sural nerve (cut)
Nerves: Ankle and Foot (Tibial Nerve)
Identify 8
8. Medial plantar nerve
Nerves: Ankle and Foot (Tibial Nerve)
Identify 9 - 10
9. Common plantar digital nerves
10. Proper plantar digital nerves
Nerves: Ankle and Foot (Tibial Nerve)
Identify 11 → 13
- *11.** Superficial branch
- *12.** Deep branch
- *13.** Lateral plantar nerve
Nerves: Ankle and Foot (Tibial Nerve)
The tibial nerve is derived from ____.
the anterior division of the sacral plexus (L4-S3)
Nerves: Ankle and Foot (Tibial Nerve)
The tibial nerve is derived from the anterior division of the sacral plexus (L4-S3).
→ It crosses the knee in the popliteal fossa and descends between the heads of the gastrocnemius muscle.
→ At the ankle, it crosses ___. The tibial nerve provides sensation to the posterolateral leg and innervates the soleus, plantaris, gastrocnemius, popliteus, tibialis posterior, flexor digitorum longus, and flexor hallucis longus muscles.
at the medial malleolus
Nerves: Ankle and Foot (Tibial Nerve)
The tibial nerve is derived from the anterior division of the sacral plexus (L4-S3).
→ It crosses the knee in the popliteal fossa and descends between the heads of the gastrocnemius muscle.
→ At the ankle, it crosses medially at the medial malleolus.
→ The tibial nerve provides sensation ____ and innervates the soleus, plantaris, gastrocnemius, popliteus, tibialis posterior, flexor digitorum longus, and flexor hallucis longus muscles.
to the posterolateral leg
Nerves: Ankle and Foot (Tibial Nerve)
The tibial nerve is derived from the anterior division of the sacral plexus (L4-S3).
→ It crosses the knee in the popliteal fossa and descends between the heads of the gastrocnemius muscle.
→ At the ankle, it crosses medially at the medial malleolus.
→ The tibial nerve provides sensation to the posterolateral leg and innervates ____ (7)
- the soleus
- plantaris
- gastrocnemius
- popliteus
- tibialis posterior
- flexor digitorum longus
- flexor hallucis longus muscles.
