Peroneus Longus Muscle
Origin: The lateral head and the upper 2/3 of the lateral surface of the fibula and the anterior and posterior intermuscular septa of the leg.
Insertion: The base of the 1st metatarsal bone and the medial cuneiform
Actions: Eversion of the foot
Innervation: Superficial Peroneal Nerve (L5, S1)
Blood Supply: Branches of the posterior tibial artery
Primary Actions of the Peroneus Longus
1. Eversion of the foot at the subtalar joint
Agonists:
- Peroneus Brevis
Antagonists:
- Tibialis Anterior
- Tibialis Posterior
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Secondary Actions of the Peroneus Longus
1. Assists with plantar flexion of the foot at the ankle
Agonists:
- Gastrocnemius
- Soleus
Antagonists:
- Tibialis Anterior
Information about cause and effect of Peroneus Brevis pain: Peroneus Longus and Peroneus Brevis Muscles: Low Leg, Ankle, Foot Pain
An excellent book for those beginning the study of anatomy. Coloring helps memory retention.
For intermediary anatomy students learning skeletal and muscle structure.
For beginning and intermediary anatomy . Muscle overlays on the human body. Excellent visuals!
