Ant. Leg ms
list the muscles of the anterior compartment of the leg
- tibialis anterior
- extensor hallucis longus
- extensor digitorum longus
- fibularis tertius
what are the ms of the post compartment of the leg?
gastroc
plantaris
soleus
what are the ms of the lateral leg compartment?
fib longus and brevis
what does the ant tib artery become when it crosses the ankle jt?
dorsalis pedis a.
what nerve supplies all the ms in the post. compartment of the leg?
tibial n
what nerve innervates ant leg ms.? what nerve is this a branch of?
- deep fibular nerve
- common fibular nerve
what are the deep ms of the leg?
popliteus
flexor hallucis longus
flexor digitorum longus
tib post
what are the actions of the lateral leg ms?
plantarflex and evert the foot
T/F: No arteries in lateral compartment except branches from fibular artery (branch of posterior tibial
artery)
superficial fibular nerve is a terminal branch of which nerve?
common fib
what ms lies between the TA and EDL?
extensor hallucis longus
which ms supports longitudinal arches of foot?
flexor digitorum longus
what nerve supplies the lat compartment ms?
superficial fib nerve
what artery divides into medial and lateral plantar artery?
post tib
what nerve supplies the dorsiflexors and skin between 1st and 2nd digits, as well as intrinsic muscles extensors digitorum and hallucis brevis?
deep fibular nerve
what muscle extends lateral 4 digits and DF ankle?
extensor digitorum longus
what is the triceps surae
gastroc and soleus tg
fill in the blanks with either fib longus or brevis:
the narrower tendon of ________ lies posterior to the tendon of ________.
fib longus
fib brevis
what is the order of all the tendons, vasculature, and nerves running through the tarsal tunnel?
tib post tendon
flexor digi long tendon
post tib a
post tib v
tibial n
flex hally long tendon
which nerve leaves posterior compartment by passing deep to flexor retinaculum, lies between posterior tibial vessels (post tib artery) and FHL?
tibial nerve
what is a mild form of compartment syndrome that can be caused by repetitive microtrauma to TA
shin splints
ms in the post compartment are divided into superficial and deep by...
transverse crural intermuscular septum
which ms has a distal attachment to the base of 1st metatarsal and medial cuneiform?
fib longus
Veins leave dorsal venous arch and
converge laterally to form...
small saphenous v
which nerves accompany the great and small saphenous nerves in the leg?
great = saphenous n
small = sural n