Lower Extremity Quizlet Flashcards
what movements can the ankle do?
dorsiflexion, plantarflexion, inversion, and eversion
in what plane does dorsiflexion of the ankle happen?
Sagittal
about what axis does dorsiflexion of the ankle happen?
medial/lateral axis
how many muscles are involved in dorsiflexion of the ankle?
three
what muscles are involved in dorsiflexion of the ankle?
tibialis anterior, extensor digitorum longus, extensor hallucis longus
in what plane does plantarflexion of the ankle happen?
sagittal plane
about what axis does plantarflexion of the ankle happen?
medial/lateral axis
how many muscles are involved in plantarflexion of the ankle?
8
what muscles are involved in plantarflexion of the ankle?
gastrocnemius, soleus, tibialis posterior, peroneus longus, peroneus brevis, flexor digitorum longus, flexor hallucis longus, plantaris
in what plane does inversion of the ankle happen?
Frontal
about what axis does inversion of the ankle happen?
anterior/posterior axis
how many muscles are involved in inversion of the ankle?
5
what muscles are involved in inversion of the ankle?
tibialis anterior, tibialis posterior, flexor digitorum longus, flexor hallucis longus, extensor hallucis longus
in what plane does eversion of the ankle occur?
frontal plane
about what axis does eversion of the ankle happen?
Anterior/posterior axis
how many muscles are involved in eversion of the ankle?
Three
what muscles are involved in eversion of the ankle?
peroneus longus, extensor digitorum longus, peroneus brevis
what movements can the knee do?
flexion, extension, medial rotation, lateral rotation
in what plane does flexion of the knee occur?
Sagittal
about what axis does flexion of the knee occur?
Medial/lateral axis
how many muscles are involved in flexion of the knee?
8
what muscles are involved in flexion of the knee?
biceps femoris, semimembranosus, semitendinosus, gracilis, sartorius, gastrocnemius, popliteus, plantaris
what muscles make up the hamstrings?
biceps femoris, semitendinosus, semimembranosus
what muscles are included in the pes attachment area?
semitendinosus, gracilis, sartorius
in what plane does extension of the knee happen?
Sagittal plane
about what axis does extension of the knee happen?
Medial/lateral axis
how many muscles are involved in extension of the knee?
4
what muscles are involved in extension of the knee?
rectus femoris, vastus lateralis, vastus medialis, vastus intermedius
what muscles make up the quads?
rectus femoris, vastus lateralis, vastus medialis, vastus intermedius
in what plane does medial rotation of the knee happen?
transverse
about what axis does medial rotation of the knee happen
Longitudinal axis
how many muscles are involved in medial rotation of the knee?
4
what muscles are involved in medial rotation of the knee?
semimembranosus, semitendinosus, gracilis, sartorius, popliteus
in what plane does lateral rotation of the knee occur?
Transverse plane
about what axis does lateral rotation of the knee occur?
longitudinal axis
how many muscles are involved in lateral rotation of the knee?
1
what muscles are involved in lateral rotation of the knee?
biceps femoris long and short head
what must occur for medial and lateral rotation of the knee to happen?
it must be passive, foot must be planted and the knee must be flexed
