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71 Cards in this Set
- Front
- Back
the tom, dick, and harry muscles are what?
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tibialis poterior, flexor digitorum longus, flexor hallicus longus
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where are the tom, dick, and harry muscles located?
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immediatley posterior to the medial malleolus
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what is the rearfoot?
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calcaneus and talus
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what is the midfoot?
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navicular, 3 cuneiforms, cuboid
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what is the forefoot?
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phalanges, metatarsals
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body is transferred from the tibia to where?
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the talus and the calcaneus
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where is the navicular?
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btwn the talus and 3 cuneiforms
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where is the cuboid?
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btwn the calcaneus and 4th and 5th metatarsals
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the 5 metatarsals are where?
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anterior to the tarsals
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how many phalanges are there?
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5
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how many phalanxes are there in each phalange?
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3 with the exception of the big toe which only has 2
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there is minimal movement at the tibiofibular joint. T/F?
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true
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high anle sprains primarliy involve what ligament?
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anterior inferior tibiofibular ligament
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the ankle is called what?
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talocrural joint
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the talocrural joint is what tyoe of joint?
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hinge
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the talocrural joint is made up of what?
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the talus, distal tibia, and distal fibula
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the talocrural joint only does what two actions?
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dorsi and plantar flexion
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how many degrees of dorsiflexion are achievable?
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15-20 degrees
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how many degrees of plantarflexion are achievable?
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50 degrees
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with the knee flexed is there greater or less dorsiflexion?
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greater due to reduced gastrocnemius tension
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the fibula rotates how many degrees exterally with dorsiflexion?
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3-5 degrees
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the fibula rotates internally how many degrees with plantarflexion?
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3-5 degrees
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the tib-fib joint widens by how much during full dorsiflexion?
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1-2 mm
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the subtalar joint has how many degrees of inversion?
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20-30 degrees
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the subtalar joint has how many degrees of eversion?
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5-15 degrees
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the subtalar and transverse tarsal joints are classified as what?
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gliding
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intertarsal and tarsometatarsal joints are classified as what?
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gliding
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athletes require how many degrees of dorsiflexion?
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20
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normal people can get by with 10 degrees of dorsiflexion. T/F?
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true
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what are the two longitudinal arches?
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the medial longitudinal arch and the lateral longitudinal arch
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what is the transverse arch?
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an arch extending from the 1st to the 5th metatarsal
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what 2 motions does the subtalar joint do?
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eversion and eversion
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inversion goes where?
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medial
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eversion goes where?
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lateral
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what is greater, toe extension or toe flexion?
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toe extension
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toe out is referred to as?
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pronation
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toe in is referred to as?
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supination
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the dorsal flexors are located where?
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anterior ankle and foot
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the plantar flexors are located where?
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posteriorly
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what are the 8 plantar flexors?
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tibialis posterior, soleus, plantaris, peroneus brevis, peroneus longus, flexor digitorum longus, flexor hallucis longus, gastrocnemius
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what are the evertors?
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peroneus longus, peroneus brevis, peroneus tertius, extensor digitorum longus
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what are the dorsiflexors?
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tibialis anterior, peroneus tertius, extensor digitorum longus, extensor hallucis longus
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what are the invertors?
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tibialis anerior, tibialis posterior, flexor digitorum longus, flexor hallucis longus
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what are the 4 compartments of the lower leg?
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anterior compartment, lateral compartment, superficial posterior compartment, deep posterior compartment
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what are the muscles in the anterior compartment?
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dorsiflexors; tibialis anterior, extensor hallucis longus, extensor digitorum longus, peroneus tertius
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what are the muscles of the lateral compartment?
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evertors; peronesu longus and peroneus brevis
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what are the muscles of the deep posterior compartment?
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flexor digitorum longus, flexor hallucis longus, tibialis posterior
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what are the muscles of the superficial posterior compartment?
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soleus and gastrocnemius
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what are the actions of the gastrocnemius?
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knee flexion and plantar flexion of the ankle
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what is the action of the soleus?
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plantar flexion of the ankle
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what are the actions of the peroneus longus?
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eversion of the foot, plantar flexion
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what are the actions of the peronecus brevis muscle?
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eversion of the foot, plantar flexion
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what are the actions of the peroneus tertius?
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eversion of the foot, dorsiflexion
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what are the actions of the extensor digitorum longus?
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extension of the 4 lesser toes, dorsiflexion of the ankle, eversion of the foot
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what are the actions of the extensor hallucis longus?
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dorsiflexion of the ankle, extension of the big toe, and weak inversion of the foot
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what are the actions of the tibialis anterior?
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dorsiflexion of the ankle, inversion of the foot
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what are the actions of the tibialis posterior?
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plantar flexion, inversion of the foot
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flexor digitorum longus actions?
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inversion of the foot, plantar flexion, flexion of the 4 toes
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actions of the flexor hallucis longus ?
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plantar flexion, flexion of the big toe, inversion of the foot
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the intrinsic muscles of the foot lie where?
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originating and inserting on the foot
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the extensor digitorum brevis is where?
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the dorsum on the foot
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the rest of the muscles of the foot lie where?
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in one of the 4 compartments within foot on the plantar surface
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what are the agonists in dorsiflexion?
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tibialis anterior, extensor digitorum longus, peroneus tertius
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what is an assister for ankle dorsiflexion?
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extensor hallucis longus
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what are the agonists in plantar flexion?
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soleus, and gastrocnemius
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what are assisters for plantar flexion?
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flexor digitorum, flexor hallucis, peroneus longus an brevis, tibialis posterior
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subtalar inversion agonists are what?
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tibialis anterior and posterior
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assisters for subtalar inversion are?
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flexor digitorum and hallucis longus
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the agonists for subtalar eversion are?
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peroneus longus, brevis, and tertius, and extensor digitorum longus
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the agonists for toe flexion are?
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flexor hallucis and digitorum longus
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the agonists for toe extension are?
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extensor hallucis and digitorum longus
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