Leg Flashcards
Main actions of anterior compartment of leg musculature? (2)
- Dorsiflexion of ankle
- Extension of toes
Anterior compartment of leg is supplied by which nerve?
Deep fibular nerve (L4, L5)
Lateral compartment of leg main actions? (2)
- Eversion of foot
- Weak plantarflexion of ankle
Lateral compartment of leg is supplied by which nerve?
Superficial fibular nerve
What are the muscles of the anterior compartment of the leg? (4)
- Tibialis Anterior
- Extensor Digitorum Longus
- Extensor Hallucis Longus
- Fibularis tertius
Tom’s Hairy ANd Dirty Penis
(Tibalis anterior, extensor Hallucis longus, Anterior tibial artery & deep fibular nerve, extensor Digitorum longus, Peronius tertius)
Which ligament holds the extensor muscles in place, enabling extension of the foot? (2 parts)
Extensor retinacula (superior and inferior) AKA “Deep Crural Fascia” of leg
Injury to common fibular nerve causes a flaccid paralysis in which leg compartments?
Anterior & lateral
The posterior compartment of the leg is AKA the _________ compartment
Plantarflexor compartment
The superficial muscle group of the posterior compartment of the leg contains which muscles (3)
- Gastrocnemius
- Soleus
- Plantaris
The deep muscle group of the posterior leg contains which muscles? (4)
- Popliteus
- Flexor Hallucis Longus
- Flexor Digitorum Longus
- Tibialis Posterior
Mnemonic for posterior leg muscle groups?
Go Pee Sam - Till Fanny Hurts Long, Fanny Drops Long & POPs
(Gastronecimus, Plantaris, Soleus - Tibialis posterior, Flexor Hallucis Longus, Flexor Digitorum Longus & Popliteus)
The posterior compartment of leg is innervated by which nerve?
Tibial nerve
“Main” tendon of posterior leg?
Calcaneal
The triceps surae is comprised of which muscles (2)
-Gastrocnemius and Soleus
“You stroll with the soleus & win the long jump with the gastrocnemius”
Muscles of lateral compartment of leg (2)?
Fibularis longus & fibularis brevis
Fly Long Superficial Fly Boy
Fibularis Longus Superficial fibular nerve, Fibularis Brevis
