Muscles of the anterior leg Flashcards
True or fase?
Extensor digitorum splits into 5 tendons, including the first digit
False
not the big toe
Which neurovascular structure is highlighted here?
The deep peroneal nerve
What are the functions of the tibialis anterior muscle?
Ankle extension (aka dorsiflexion)
Ankle inversion
What muscle covers the anterior aspect of the tibia?
Trick question
it is covered by the subcutaneous border of the tibia
What muscle is this?
Extensor digitorum longus
What are the functions of the extension digitorum longus?
Extension of the (lateral 4) digits
Extends the ankle (dorsiflexion)
What is the function of the extensor hallucis longus muscle?
extension of the big toe
What muscle is this?
Tibialis anterior
What nerve innervates the muscles in the anterior compartment of the leg?
The deep peroneal nerve (fibular nerve)
What muscle is this? What does it work with?
- Tibialis posterior
- works with tibialis anterior to invert foot
What muscle is this?
Extensor hallucis longus
How many tendons does extensor digitorum longus split into?
4
