Summary Extensor digitorum longus Origin Lateral tibial condyle, proximal 3/4 of anterior fibula, upper part of interosseous membrane, fascia cruris, and anterior intermuscular septum Insertion Splits into 4 tendon slips after inferior extensor retinaculum, each of which insert on dorsum of middle and distal phalanges as part of extensor expansion complex Action Extend toes 2 - 5 and dorsiflexes ankle Innervation Deep peroneal nerve (L4, L5, S1) Arterial supply Anterior tibial artery
QUESTIONS 1 of 1 1 Previous Next (OBQ04.53) Injury to the deep peroneal nerve would result in which of the following? QID: 1383 Type & Select Correct Answer 1 Weakness of hindfoot eversion 7% (336/4916) 2 Weakness of hindfoot inversion 2% (82/4916) 3 Weakness of great toe extension 85% (4174/4916) 4 Weakness of great toe flexion 3% (163/4916) 5 Weakness of ankle plantarflexion 2% (120/4916) L 1 Question Complexity C Question Importance Select Answer to see Preferred Response SUBMIT RESPONSE 3 Review Tested Concept Review Full Topic
All Videos (2) Podcasts (1) Anatomy Of The Extensor Digitorum Longus Muscle - Everything You Need To Know - Dr. Nabil Ebraheim Anatomy - Extensor digitorum longus B 2/23/2022 284 views 0.0 (0) Login to View Community Videos Login to View Community Videos Dorsalis pedis artery animated lecture - Dr G Bhanu Prakash ( Lower limb Gross anatomy ) Dr Bhanu Prakash Gundepalli Anatomy - Extensor digitorum longus B 9/22/2017 762 views 5.0 (2) Anatomy⎪Extensor digitorum longus (L5) Anatomy - Extensor digitorum longus Listen Now 4:54 min 8/13/2020 69 plays 5.0 (1)