extensor hallucis longus muscle

(redirected from Extensor hallucis longus)
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ex·ten·sor hal·lu·cis lon·gus mus·cle

(eks-ten'sŏr hal'ū-sis long'gus mŭs'ĕl)
Origin, lateral surface of tibia and interosseous membrane; insertion, base of distal phalanx of great toe; action, extends the great toe; nerve supply, anterior tibial.
Synonym(s): musculus extensor hallucis longus [TA] .
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

extensor hallucis longus muscle

Foot muscle. Origin: middle of fibula. Insertion: base of proximal phalanx of big toe. Nerve: deep peroneal (S1-S2). Action: dorsiflexes big toe.
See: leg for illus. (Muscles of the leg)
See also: muscle
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
Even though the DMPFC is situated 3-4 cm deep, the figure-of-eight coil can stimulate this area when the motor threshold of the extensor hallucis longus is found [11].
He had a power of 2/5 in iliopsoas, 3/5 in extensor hallucis longus and 0/5 in ankle plantar flexors on both sides.
We insert one slip into the Extensor Hallucis Longus and the second into the Extensor Digitorum Longus including the peroneus tertius at maximal tension, using Linen and Nylon.
Isolated reports of the involvement of peroneal, anterior tibial, posterior tibial and extensor hallucis longus tendons are available (11-14).
The nerves to the extensor digitorum longus and extensor hallucis longus also could not be separated because of interfascicular plexusing.
All the nerves/vessels can be approached with an in-plane needle-transducer orientation; however, the deep peroneal nerve is approached out-of-plane to facilitate needle passage lateral to the extensor hallucis longus tendon to reach the anterior tibial artery/deep peroneal nerve.
Tenosynovitis is more common than tears in the anterior tendons, including the extensor digitorum longus (EDL) (Figure 15) and the extensor hallucis longus (EHL) tendons.
During motor examination, the left lower extremity muscle strength was globally 5/5, while the right lower extremity muscle strength was as follows: musculus tibialis anterior 1/5, musculus extensor hallucis longus 1/5, and other muscle groups 5/5.
Manual muscle testing (MMT) of the right tibialis anterior muscle (TA) and that of the right extensor hallucis longus muscle (EHL) were both 4/5 at this first examination.
The anterior compartment has 4 muscles: the extensor digitorum longus, extensor hallucis longus, peroneus tertius and tibialis anterior.
As the phalanx becomes misaligned, the abductor hallucis can contribute to pronation while the extensor hallucis longus becomes an adducting force on the phalanx, promoting progression of the deformity (Fig.

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