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movement science final!!!!! > muscles of the ankle and foot complex > Flashcards

muscles of the ankle and foot complex Flashcards

1
Q

during gait does intrinsic or extrinsics support the medial arch

A

extrinscis

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2
Q

what are the 3 muscles that support the medial arch during gait

A

tib post
FDL
FHL

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3
Q

lateral stability during gait is provided by what muscles

A

fibularis longus and brevis

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4
Q

all mm of the ankle and foot act on how many joints

A

at least 2

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5
Q

what are the mm of the posteior compartment of the ankle and foot

A

gastroc and soleus

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6
Q

what muscles are the strongest PF when working together

A

gastroc and soleus

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7
Q

plantar flexion synergist past ___ to the ankle but weak ___ from PF

A

posterior
MA

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8
Q

what are the 3 synergist mm for PF

A

tib post
FDL
FHL
plantaris

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9
Q

what is the function of the tib post

A

subtalar and transverse tarsal supination and eccentric control of pronation and inversion of the foot

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10
Q

what 2 muscles does weak PF and supination and inversion of the foot

A

FDL and FHL

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11
Q

what muscles assist with toe flexion

A

quadratus plantae

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12
Q

what are the 2 mm of the lateral compartment

A

fibularis longus and brevis

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13
Q

what are the primary pronations at the subtalar joint and weak PF

A

fib long and brev

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14
Q

where does the fib long tendon. cross under

A

under foot to medial cuneiform and base of 1st MT

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15
Q

what muscles help transfer weight from lateral to medial foot

A

fib long and brev

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16
Q

the fib long and brev stabilize the __ ray against GRF

A

1st

17
Q

fib brev and long facilitate ___ twist when hind foot is in supination

A

pronation

18
Q

what arches do the fib long and brev help support

A

transverse and lateral longitudinal

19
Q

the fib long and brev stabilize the __ after heel rise

A

forefoot

20
Q

what is needed for the best mm action of fib long anf brev

A

retinacula

21
Q

what 4 mm are in the anterior compartment

A

tib ant
EHL
EDL
fib tertius

22
Q

all the mm of the anterior compartment pass under __ and can ___

A

extensor retinaculum and can DF

23
Q

what is the key supination of subtalar and transverse talar joints

A

tib ant

24
Q

what is the function for EHL

A

great toe ext and weak supinator

25
Q

what is the function of EDL

A

toe ext and hind foot pronations

26
Q

what 2 muscles from the anterior compartment do eccentric control of PF after heel strike and control pronation in loading

A

tib ant and EHL

27
Q

what is the function of the foot intrinsic

A

stabilize toes and dynamic support of arches during gait

28
Q

hallux mm support ___ and ____ MTP

A

sesamoids and 1st MTP

29
Q

lumbricals and dorsal/plantar interossi prevent MTP ___

A

hyperextension

movement science final!!!!! (9 decks)

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