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GA lecture-elpida > Outline 16 > Flashcards

Outline 16 Flashcards

1
Q

What do the muscles in the foot act as?

A

dynamic ligaments

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2
Q

Main foot blood supply

A

anterior + posterior tibial a

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3
Q

Main foot NS

A

tibial
common peroneal
femoral n

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4
Q

hindfoot + midfoot =

A

tarsals

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5
Q

what three parts is the foot divided into

A

hindfoot
midfoot
forefoot

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6
Q

hindfoot

A

calcenus + talus

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7
Q

midfoot

A

navicular
cuboid
3 cunieforms

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8
Q

forefoot

A

metatarsals (5)

phalanges (14)

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9
Q

what joints are found in the talus?

A

talocrural
subotalar
transverse tarsal

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10
Q

Where is talocrural found

A

ankle joint

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11
Q

where is subtalor found

A

underneath: talus+calcaneus
anteriorly: talus + navicular

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12
Q

where is transverse tarsal found

A

transversing tarsals

btwn talus + calcaneus AND cuboid + navicular

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13
Q

where is head of talus

A

anteriorly, articulating with navicular

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14
Q

where is body of talus

A

posteriorly, articulating with calcaneus in subtalor jt

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15
Q

where is neck of talus

A

behind head

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16
Q

What is special about talus?

A

NO, absolutely NO muscle attachments

bad bad bad if you break, good news is though that you don’t break too often

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17
Q

which muscle passes through susentaculum tali

A

FHL, acts like a pulley for it

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18
Q

what is the tuber calcaneus

A

part of heel (calcaneus) that comes in contact with the ground

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19
Q

what purpose does the navicular tuberosity serve

A

attachment for tibias posterior

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20
Q

why does cuboid have a groove

A

for peroneus longus to pass underneath to attach to great toe

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21
Q

shape of cuneiform

A

medial: narrow top, wide bottom
intermediate: wide top, narrow bottom
lateral: wide top, narrow bottom

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22
Q

intrinsic foot muscles - dorsal

A

EDB

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23
Q

intrinsic foot muscles- plantar layer 1

A

abductor hallicus
FDB
abductor digiti minimi

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24
Q

intrinsic foot muscles - plantar layer 2

A

quadratus plantae

lumbricals

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25
Q

intrinsic foot mucles- plantar layer 3

A

adductor hallicus (trans + obli)
FDM
FHB

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26
Q

intrinsic foot muscles- plantar layer 4

A

dorsal interossei

plantar interossei

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27
Q

layer 1 NS

A

medial plantar n: abd hallicus, FDB

lateral plantar: abd digit minimi

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28
Q

layer 2 NS

A

all lateral plantar

EXCEPT medial plantar: :lumbrical toe 2

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29
Q

layer 3 NS

A

lateral plantar: FDM, add hallicus

medial plantar: FHB

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30
Q

layer 4 NS

A

lateral plantar

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31
Q

layer 4 FN

A

dorsal: abduction (DAB)
plantar: adduction (PAD)

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32
Q

Retinacula

A

superior + inferior extensor retinacula
flexor retinacula
superior + inferior peroneal retinacula

33
Q

FN sup/inf extensor retinacula

A

hold in place extrinsic tendons of dorsiflexors

34
Q

FN of fibular reti

A

keep in place T, D, A, N ,H

35
Q

location of sup. ext. reti

A

band of transverse orientated fascia of deep leg

36
Q

ori/ins inf ext reti

A

ori: lateral malleolus
INS:
superior - medial mallelos
inf- plantar fascia

37
Q

location of fibular reti

A

connect medial malleolus to medial calcaneus

38
Q

location sup peroneal ret

A

lateral malleolus to lateral calcaneus

39
Q

location of inf peroneal reti

A

calcaneus to calcaneus

40
Q

Joints of the ankle

A

1 +2 ankle mortise

  • prox tib/fib
  • distal tib/fib
  1. talocrural
41
Q

prox tib/fib jt type

A

plane jt

42
Q

prox tib/fib FN

A

fibular rotation

up + down hiding

43
Q

distal tib/fib jt type

A

syndesmois jt

which means fibrous

44
Q

distal tib/fib ligaments

A

ant tib/fib
post tib/fib
interosseous –> STRONGEST… in fact so strong that tibia or fibula will break instead of ligament

45
Q

Talocrural jt type

A

hinge joint

46
Q

4 collateral ligaments in ankle… what are they?

A

1 medial collateral

3 lateral collateral

47
Q

what are the parts of the medial collateral

A

3 parts
tibionavicular
tibiocalcaneal
ant/post tibiotalar

48
Q

what part of calcaneus does tibiocalcaneal go to

A

susentaculum tali

49
Q

lateral collateral ligaments

A

ant/post talofibular

calcaneofibular

50
Q

FN of medial collaterals

A

resist eversion

51
Q

FN of lateral collaterals

A

resist inversion

52
Q

most common damage is in (a) in (b) collateral ligaments

A

(a) anterior talofibular
(b) lateral collateral ligaments
sprained ankle

53
Q

FN of medial + lateral collateral ligs

A

dorsiflexion

plantarflexion

54
Q

Which vein travels with the saphenous nerve

A

great saphenous vein

55
Q

where does the great saphenous vein end

A

femoral v in femoral triangle

56
Q

what nerve travels with the small saphenous vein

A

sural n

57
Q

what branch does the sural n stem from

A

femoral n

58
Q

where does the small saphenous v end

A

popliteal v in popliteal fossa

59
Q

subtalar jt type

A

plane joint

60
Q 
transverse tarsal (what two jts make it)
what jt is it
A

talonavicular
calcaneocuboid
plane jt

61
Q

intertarsal

A

plane jt

62
Q

tarsal metatarsal

A

plane jt

63
Q

intermetarsal

A

plane jt

64
Q

metarsophalangeal

A

CONDYLOID jt

65
Q

interphalangeal

A

HINGE JOINTTTTTTT

CURVE BALLAAA

66
Q

metatarsal phalangeal jt is reinforced by

A

fibrous capsule
medial and collateral lig
deep transverse metatarsal log
plantar plates

67
Q

interphalangeal jt is reinforced by

A

plantar plates
medial and collateral ligaments
fibrous capsule

68
Q

Function of the plantar aponeurosis

A

protect sole of the foot (a, v, n)
provide support for the longitudinal arches
make foot rigid

69
Q

other word for plantar aponeurosis

A

plantaris longus

70
Q

palmar ligaments

A 
spring ligament
short + long plantar lig
palmar aponeurosis (plantaris longus) acting as a ligament
71
Q

Extrinsic flexor tendons

A

FDL
FHL
peroneous longus
tibialis posterior

72
Q

Extrinsic extensor tendons

A

EHL
EHB
Tibialis anterior

73
Q

What are the three arches of the foot

A

middle arch
lateral arch
transerse arch

74
Q

Middle Arch
ligaments
keystone
pillar

A

lig: spring ligament (plantar calcaneocuboid log)
keystone: talus
pillars
- calcaneus
- MT 1-3

75
Q

Transverse Arch
ligaments
keystone
pillar

A

ligaments: peroneous longus
keystone: middle cunieform
pillars:
- cuboid (laterally)
- MEDial cunieform

76
Q

Lateral Arch
ligaments
keystone
pillar

A

ligaments: short and long plantar ligaments
keystone: cuboid
pillar
- calcaneus
- MT 4-5

77
Q

short plantar ligaments from where to where

A

Calcaneus to cuboid

78
Q

long plantar ligament from where to where

A

Calcaneus to cuboid + MT 2-5

79
Q

short and later plantar pigs are part of which joint?

A

calcaneoucuboid (transverse tarsal jt)

GA lecture-elpida (4 decks)

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