ankle + foot Flashcards
tibialis posterior
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how many bones in foot?
26
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what are the functions of the foot?
load bearing
locomotion
shock absorber
lever
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longitudinal axis position
(5 names)
calcaneus
talus
navicular
cuneiforms/cuboid
metatarsals
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transverse arch position
1st to 5th metatarsal
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what is the name of:
low arch
high arch
PES PLANUS
PES CAVUS
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what is the name of the ligamentous structure
attached to?
PLANTAR FASCIA
calcaneus
metatarsal
phalanges
skin
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what is the ankle joint aka?
TALOCRURAL JOINT
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what type of joint is the ankle joint?
what 2 movements does it allow?
hinge
dorsiflexion
plantar flexion
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what are the 2 joints that allow inversion + eversion in ankle?
what type of joints are they?
subtalar joint
transverse tarsal joint
gliding
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name 3 joints in the foot
tarsometatarsal
metatarsophalangeal
interphalangeal
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what are the 4 compartments of muscles
superficial posterior
deep posterior
anterior
lateral
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what muscles are the:
superficial posterior
what are these muscles role
GASTROCNEMIUS
SOLEUS
primary plantar flexors
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what is the origin and insertion of the:
GASTROCNEMIUS
O: posterior of femoral condyles
I: calcaneus
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what is the origin and insertion of the:
SOLEUS
O: posterior of proximal fibula + tibia
I: Calcaneus
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what muscles are the:
DEEP POSTERIOR
Tibialis posterior
o: interosseous membrane
I: navicular cuneiforms , plantar surface
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achilles tendon rupture
symptom:
sharp heal pain, snap, pain walking
causes:
sudden dorsiflexion in tension, sudden activation
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shin splints
small tear/inflammation of muscle attaching to tibia
stress fracture
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ankle sprain injury
90% caused by inversion
change or reoccurrence = 50%
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what movements does deep posterior do?
name of 2 muscles that assist
plantar flexion
inversion
flexor digitorum longus FDL
flexor hallucis longus FHL
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anterior compartment
(3)
what do they act as
tibialis anterior
extensor hallucis longus
extensor digitorum longus
- primary dorsiflexors
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lateral compartment
(4)
what movement
peroneus longus (plantar)
peroneus brevis (plantar)
peroneus Tertius (dorsi)
primary evertors