E3- ankle

Question 1

what is the hindfoot

Answer 1

talus
calcaneous
subtalar

Question 2

what is the midfoot

Answer 2

tarsal bones
transverse tarsal
intertarsal

Question 3

what is the forefoot

Answer 3

metatarsal
phalanges

Question 4

what is the ankle

Answer 4

talocrural joint
tibia
fibula
talus

Question 5

what is the foot

Answer 5

tarsal bones and distal jts

Question 6

how much weight does the fibula transfer

Answer 6

10 %

Question 7

how do you tell the difference between leg ER and tibial ER

Answer 7

patella will be ER as well with whole leg ER
patella will be straight while tibia ER

Question 8

what is pronation

Answer 8

eversion
ABD
DF

Question 9

what is supination

Answer 9

inversion
ADD
PF

Question 10

what runs under the cuboid groove and limits rolling the ankle

Answer 10

peroneus longus

Question 11

what m has sesamoid bones

Answer 11

flexor hallicus longus in 1st metatarsal

Question 12

what attaches to 5th metatarsal styloid process

Answer 12

peroneus brevis

Question 13

what is a valgus foot

Answer 13

pronation
flat foot
outward calcaneus

Question 14

what is a varus foot

Answer 14

supination
high arch
inward calcaneus

Question 15

what is metatarsus adductus

Answer 15

metatarsal bones deviate inward

Question 16

what is pes equinus

Answer 16

forward bending motion of the ankle
limited DF

Question 17

what strengthens the proximal tibiofibular jt

Answer 17

bicep femoris
popliteus

Question 18

what is the function of distal tibio

Answer 18

slight movement with DF
stable for correct talocrural jt

Question 19

what is pes cavus

Answer 19

high arch

Question 20

what is pes plantus

Answer 20

flat foot

Question 21

what jt has 90-95% of compressive forces through it

Answer 21

talocrural jt

Question 22

what motions does the talocrural ligs limit

Answer 22

inversion and eversion

Question 23

what is the deltoid ligament

Answer 23

tibionavicular
tibiospring
tibiocalcaneal
tibiotalar

Question 24

what does the deltoid lig limit

Answer 24

extreme eversion across TC/ST/TN

Question 25

how is the deltoid lig most commonly injured

Answer 25

injury uncommon landing in ER, ABD and eversion

Question 26

how do lateral ankle sprains happen

Answer 26

inversion calcaneus inverts at heel contact and med malleolus can not block

Question 27

how is the ant talofibular lig injured

Answer 27

inversion and ADD with PF

Question 28

what does the calcaneofibular lig limit

Answer 28

inversion at talocrural in full DF

Question 29

what does the post talofibular lig do

Answer 29

stabilize talus limits ABD of talus

Question 30

what is the osteokinematics of talocrural jt

Answer 30

one deg of freedom DF/PF ----- supination/pronation

Question 31

what is neutral position of TC jt

Answer 31

foot 90 to leg

Question 32

what is the ROM of TC DF

Answer 32

15-25 deg

Question 33

what is ROM of TC PF

Answer 33

40-55 deg

Question 34

what is the arthro of TC OC DF

Answer 34

roll ant slide post closed pack position

Question 35

what is the arthro of TC CC DF

Answer 35

tibia moves ant

Question 36

what are taut in DF

Answer 36

calcaneofibular post talofibular

Question 37

what can cause high ankle sprain

Answer 37

extreme DF

Question 38

what direction will you mobilize the talus to gain DF

Answer 38

post translation

Question 39

what is the arthro of TC OC PF

Answer 39

roll post slide ant

Question 40

what is the arthro of TC CC PF

Answer 40

tibia moves post

Question 41

what is taut in PF

Answer 41

ant tibiofibular tibionavicular

Question 42

what happens to dome of talus in PF

Answer 42

moves out in loose pack decrease bony stability

Question 43

what does the calcaneofibular lig limit

Answer 43

inversion

Question 44

what is the transverse tarsal jt

Answer 44

talonavicular calcaneocubiod

Question 45

what is the function of the transverse tarsal jt

Answer 45

allows WB foot to adapt functions with subtalar to allow sup/pro

Question 46

what is the purpose of talonavicular jt

Answer 46

substantial mobility for twisting and bending

Question 47

what is the purpose of calcaneocuboid

Answer 47

stability to lateral ankle

Question 48

what is subtalar NWB pronation

Answer 48

calcaneus moves into eve, abd, df

Question 49

what is subtalar NWB supination

Answer 49

calcaneus moves into inv, add, pf

Question 50

what is subtalar WB pronation

Answer 50

calcaneus eve talus add and pf

Question 51

what is subtalar WB supination

Answer 51

calcaneus inv talus abd and df

Question 52

how does the tibia RT with WB supination

Answer 52

ER

Question 53

how does the tibia RT with WB pronation

Answer 53

IR

Question 54

what happens for the transverse tarsal jt to move if calcaneus is firmly held

Answer 54

navicular spins on talonavicular jt

Question 55

what helps lift the medial arch for supination

Answer 55

post tib

Question 56

what helps arch for pronation

Answer 56

peroneals

Question 57

what is the medial arch function

Answer 57

primary load bearing and shock absorbing structure

Question 58

what structures help assist the medial arch

Answer 58

fat pads sesamoid bones plantar fascia

Question 59

what is the result of pes planus

Answer 59

result of jt laxity excessive subtalar pronation

Question 60

when during the gait cycle should your arch go flat and when should it go up

Answer 60

down= midtsance up= push off toes

Question 61

what position is your foot in during heel contact of gait

Answer 61

TC- DF ST- supinated tibia ER

Question 62

how does a paradoxically happen

Answer 62

rearfoot or forefoot fixed varus leads to over pronation trying to get foot to contact ground