Foot Workshop Flashcards

1
Q

how many intrinsic muscles of the foot are there?

A

20

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2
Q

what does the subtalar joint connect?

A

talus

calcaneus

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3
Q

name the 2 joints that make up the midtarsal joint

A

calcaneocuboid

talocalcaneonavicular

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4
Q

what movements are conducted by the muscles around the midtarsal joint

A

inversion

eversion

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5
Q

which muscles articulate with the midtarsal joints to produce inversion

A

tibialis anterior

tibialis posterior

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6
Q

which muscles articulate with the midtarsal joints to produce eversion

A

fibularis muscles

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7
Q

what bones is the tarsometatarsal joint in between?

A

cuneiforms/cuboid and metatarsals

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8
Q

movements at the MTP joint?

A
flexion
extension
abduction
adduction
circumduction of digits
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9
Q

what kind of joint are the interphalangeal joints?

A

synovial hinge joints

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10
Q

what movement occurs at interphalangeal joints

A

flexion

extension (of toes)

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11
Q

functions of the arches of foot?

A

shock absorption
spring off function
weight bearing

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12
Q

what is a plantar aponeurosis?

A

thickened area of plantar fascia; arch of foot

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13
Q

main supporting structures of the arches of the foot?

A

plantar aponeurosis

plantar ligaments

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14
Q

name the 3 arches of the foot?

A

medial longitudinal arch
lateral longitudinal arch
transverse arch

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15
Q

what bones make up the medial longitudinal arch

A
calcaneus
talus
navicular
cuneiforms
metatarsals 1-3
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16
Q

main support of medial longitudinal arch?

A

flexor hallucis longus
attachments of tibialis anterior
fibularis longus

17
Q

what forms the lateral longitudinal arch?

A

calcaneus
cuboid
metatarsals 4 + 5

18
Q

what forms the transverse arch?

A

cuboid
cuneiforms
base of all 5 metatarsals

19
Q

what supports the transverse arch?

A

tibialis posterior

fibularis longus

20
Q

do the intrinsic muscles of the foot connect to the leg?

A

no, attach in the foot

21
Q

how many layers of instrinsic muscles are there in the foot?

22
Q

name the muscles responsible for short extension of the toes

A

2 dorsal muscles

23
Q

name the muscles responsible for flexion of the foot?

A

sole muscles

24
Q

name the muscles responsible for abduction/adduction of the toes

A

interosseous muscles

25
what does the dorsalis pedis artery branch into to supply the dorsum of the foot
arcuate artery
26
the medial and lateral plantar arteries are branches of what arteries
posterior tibial
27
how are the metatarsal arteries formed?
deep plantar arch + arcuate artery
28
branches of the metatarsal arteries?
digital arteries
29
is the dorsal venous arch superficial or deep?
superficial
30
name the deep veins of the foot
dorsalis pedis vein | deep plantar venous arch
31
what do the deep veins of the foot drain into
anterior/posterior tibial and fibular veins
32
motor supply to intrinsic muscles of the sole?
tibial nerve
33
motor supply to the intrinsic muscles of the dorsum?
deep fibular nerve
34
main sensory nerve supply to the dorsum of the foot?
superficial fibular nerve
35
which sensory nerve supplies the first interdigital cleft of the foot?
deep fibular nerve
36
which sensory nerve supplies the proximal lateral border of the foot?
sural nerve
37
which sensory nerve supplies the proximal medial border of the foot?
saphenous nerve
38
main sensory nerve supply to the heel?
tibial nerve
39
main sensory nerve to the sole of the foot?
medial and lateral plantar nerves