Kinesiology: The Ankle and Foot

what do the ankle and foot provide the body?

a lever system for proulsion

the ankle and foot work to maintain _____

balance and stability in the upright postion

list the bones of ankle

tibia
fibula
talus
calcaneus

the ankle has large amounts of ________ support

ligamentous

the largesr motion of the ankle is where?

talocrural joint

list the movements of the ankle

plantar flexion
dorsiflexion
inversion
eversion
abduction
adduction
pronation
supination

sagittal plane movements

plantar flexion and dorsiflexion

frontal plane movements

inversion and eversion

transverse plane movements

abduction and adduction

tri-plane (oblique) plane movements

pronation and supination

list the articulations of the ankle

distal tibiofibular joint
talocrural joint
subtalar joint
transverse tarsal joint
talonavicular joint
calcaneocuboid articulation
distal intertarsal joints

distal tibiofibular joint classification

syndesmosis

distal tibiofibular joint provides what for the body

articulation with the foot and force dissapation

distal tibiofibular joint DOF

0

distal tibiofibular joint motion

little glide but NO voluntary motion

talocrural joint classification

mortise joint

talocrural joint arthrokinematics

convex talus meets concave distal tibia and fibula

talocrural joint DOF

1

talocrural joint motions

dorsiflexion
plantar flexion

talocrural joint plane of motion

sagittal plane

talocrural joint axis

mediolateral

subtalar joint location

3 calcaneal facets meet the inferior aspect of the talus

subtalar joint DOF

1

subtalar joint motions

pronation
supination

subtalar joint plane of motion

oblique

subtalar joint axis

oblique

the transverse tarsal is the combo of what two articulations

talonavicular articulation
calcaneocuboid articulation

talonavicular articulation arthrokinematics

convex talus meets concave navicular and dorsal surface of "spring" ligament

talonavicular articulation classification

modified ball and socket

talonavicular articulation DOF

1

talonavicular articulation motions

inversion
eversion

calcaneocuboid articulation location

distal calcaneus meets proximal cuboid

calcaneocuboid articulation classification

modified ball and socket

calcaneocuboid articulation motions

inversion
eversion

calcaneocuboid articulation DOF

1

list the midfoot joint complexes - distal intertarsal joints

cuneonavicular
cuboidenavicular
cuneocuboid
intercuneiform

what is the classification of the distal intertarsal joints

irregular/plane synovial joints

distal intertarsal joints DOF

0

distal intertarsal joints axis and plane of motion

none

list the ligaments of the ankle and foot

interossues
anterior and posterior tibiofibular
tibionavicular
tibiocalcaneal
deltoid ligament
calcaneofibular
anterior and posterior tibiotalar

the interosseus, anterior tibiofibular, and posterior tibiofibular combine to provide what

strong support to bind the tibia and fibula together

the deltoid ligament is a combination of what ligaments

anterior tibiofibular
posterior tibiofibular
tibionavicular
tibiocalcaneal

the deltoid ligament provides what

strong medial support to the ankle and limits eversion

what are the lateral ligaments

posterior tibiofibular
anterior tibiofibular
calcaneofibular

the plantar fascia functions as a what

static structure to support the arches especially during gait

tibialis anterior origin

lateral condyle of tibia, lateral proximal tibia

tibialis anterior insertion

medial plantar surface of first cuneiform. base of first metatarsal

tibialis anterior nerve

deep peroneal

tibialis anterior action

ankle dorsiflexion, foot inversion

tibialis anterior LOP

inferior to superior

tibialis anterior orientation

anterior

extensor digitorum longus origin

lateral condyle of tibia, proximal anterior fibula

extensor digitorum longus insertion

4 tendons to middle phalanx of 2-5

extensor digitorum longus nerve

deep peroneal

extensor digitorum longus action

extends phalanges 2-5, aid in foot eversion and ankle dorsiflexion

extensor digitorum longus LOP

inferior to superior

extensor digitorum longus orientation

anterior

peroneus (fibularis) teritus origin

lower 1/3 of fibula

peroneus (fibularis) teritus insertion

dorsal base of 5th metatarsal

peroneus (fibularis) teritus nerve

deep peroneal

peroneus (fibularis) teritus action

foot dorsiflexion, eversion

peroneus (fibularis) teritus LOP

inferior to superior

peroneus (fibularis) teritus orientation

anterior

extensor hallicus longus origin

middle anterior fibula and interosseus membrane

extensor hallicus longus insertion

base of distal phalanx of big toe

extensor hallicus longus nerve

deep peroneal

extensor hallicus longus action

extends/dorsiflexes big toe. assist in foot dorsiflexion

extensor hallicus longus LOP

inferior to superior

extensor hallicus longus orientation

anterior

gastrocnemuis origin medial

upper posterior medial medial condyle of femur

gastrocnemuis origin lateral head

supracondylar line and lateral condyle of femur

gastrocnemuis insertion

calcaneus via achilies tendon

gastrocnemuis nerve

tibial nerve

gastrocnemuis action

strong foot plantar flexor

gastrocnemuis LOP

inferior to superior

gastrocnemuis orientation

posterior

soleus origin

upper posterior fibula, soleal line, upper tibia

soleus insertion

calcaneal tendon to calcaneus

soleus nerve

tibial nerve

soleus action

plantar flexion of foot, stabilization of leg over foot

soleus LOP

inferior to superior

soleus orientation

posterior

plantaris origin

lateral supracondylar ridge of femur

plantaris insertion

posterior surface of calcaneus

plantaris nerve

tibial nerve

plantaris action

foot plantar flexion

peroneus (fibularis) longus origin

upper 2/3 of lateral fibula

peroneus (fibularis) longus insertion

lateral side of medial cuneiform, base of 1st metatarsal

peroneus (fibularis) longus nerve

superficial peroneal

peroneus (fibularis) longus action

plantar flexion and eversion of foot

peroneus (fibularis) longus LOP

inferior to superior

peroneus (fibularis) longus orientation

lateral

plantaris LOP

inferior to superior

plantaris orientation posterior

posterior

peroneus (fibularis) brevis origin

lateral 2/3 of lateral fibula

peroneus (fibularis) brevis insertion

lateral side of base of 5th metatarsal

peroneus (fibularis) brevis nerve

superificial peroneal

peroneus (fibularis) brevis action

plantar flexion and eversion of foot

peroneus (fibularis) brevis LOP

inferior to superior

peroneus (fibularis) brevis orientation

lateral