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Gross Anatomy > Ankle and Foot > Flashcards

Ankle and Foot Flashcards

(59 cards)

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1
Q

What is special about muscle at the foot?

A

They are dynamic, meaning shorten or lengthen

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2
Q

Blood supply in general for foot?

Nerve supply for foot?

A

anterior/posterior tibial artery

common peroneal, femoral and tibial nerves

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3
Q

How is the ankle and foot divide?

A

hindfoot, midfoot and forefoot

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4
Q

Name of the bone for hindfoot and midfoot?

A

Tarsal

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5
Q

What are bone parts of hindfoot?

A

Calcaneus

Talus

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6
Q

What bones are parts of midfoot?

A

Cuboid

3-Cuniform

Navicular

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7
Q

What bones are part of forefoot?

A

metatarsal and phalanges

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8
Q

What is special about talus bone?

A

no muscle attachment and hard to be repaired

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9
Q

What are the joints involved in Talus?

A

Talocrural

subtalor

transverse tarsal

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10
Q

Talocrural Joint?

Subtalor Joint?

transverse tarsal

A

superior articulate of talus with tibia/fibula

Inferior articulate of talus with calcaneus

anterior articulate of talus with navicular

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11
Q

What bones are part of calcaneus?

A

sustentaculum tali

heel

tendo calcaneus

tuber calcanei

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12
Q

Tendo Calcaneus

Tuber Calcanei

A

farthest point of posterior of calcaneus

Lowest point of inferior of calcaneus

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13
Q

What is the muscle for only dorsal foot?

A

extensor digitorum brevis

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14
Q

OIANB of extensor digitorum brevis?

A

Anterior/Lateral Calcaneus

Extensor expansion of toes 1-4

Extension of toes 1-4

Deep peroneal N

Dorsalis Pedis

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15
Q

How is the nerve innervaton for the plantar foot?

A

All nerve supply is lateral planatar N except abductor hallucis, flexor digitorum brevis, flexor hallucis brevis (medial plantar N)

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16
Q

What muscles are in the 1st layer of the foot?

A

Abductor Hallucis

Flexor Digitorum Brevis

Abductor Digiti Minimi

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17
Q

2nd layer foot muscle?

A

quadratus plantae

lumbricals

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18
Q

3rd muscles layer of foot?

A

flexor hallucis brevis

adductor hallucis

flexor digitorum minimi

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19
Q

4th muscle layers of foot?

A

dorsal interossei

plantar interossei

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20
Q

OIANB of abductor hallucis?

A

Calcaneous

medial aspect of proximal phalanx of great toe

Flexion/Abduction of great toe

Medial Plantar N+A

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21
Q

OIANB of Flexor Digitorum Brevis

A

Calcaneous

Middle phalanges Toes 2-5

Flexion of toes 2-5

Medial Plantar A+N

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22
Q

Abductor digiti minimi

A

calcaneous

lateral phalanges of toes 5

flexion/abduction of toes 5

lateral plantar N+A

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23
Q

OIANB of Quadratus Plantae

A

Calcaneous

Lateral surface of Flexor Digitorum Longus

Flexion of toes 2-5 at DIP joints

Lateral Plantar N+A

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24
Q

Lumbricals OIANB?

Study These Flashcards
A

Tendons of flexor digitorum longus

extensor expansion of toes 2-5

Flexion of toes 2-5 at MTP joints

Extension of toes 2-5 at IP joints

Toe 2: Medial Plantar N

Toes 3-5: Lateral Plantar N

Lateral Plantar A

25
OIANB of flexor hallucis brevis
Cuboid and lateral cuneiform Medial/Lateral side of phalanx great toe Flexion of great toe at MTP joints Medial Plantar A+N
26
OIANB of Adductor Hallucis
Complicated one Lateral phalanx of great toe Flexion/Adduction of great toe at MTP joints Lateral Plantar N+A
27
Flexor Digiti minimi
Metatarsal of 5th toe Lateral base of phalanx of toes 5 flexion of toes 5 at MTP joints Lateral Plantar A+N
28
What muscles has dorsalis pedis A + deep peroneal N? What is its action?
Extensor Digitorum Brevis Extension of toes 1-4
29
What muscles has the origin of tendons of FDL? What is its action?
Lumbricals Extension of toes 2-5 at IP joints Flexion of toes 2-5 at MIP joints
30
What is action of ant/post retinacula?
extensor reniculae
31
Property of superior extensor retinacula? inf extensor retinacula
not strong, transversely fiber more complicated, distinct fiber
32
Where does the inf extensor retinacula originate? What are the branches of this?
calcaneus lower limb/upper limbs
33
Where does upper limb of inf ext retinacula insert? lower limb?
the medial calleoulus plantar fascia of foot
34
Retinacula in foot?
Extensor/Flexor Superior/Inferior Peroneal
35
What side is the flexor retinaculae on? what does it cover? What does it connect?
medial side Tom, Dick and Nervous Harry connect calcaneus with medial maleolus
36
What does the extensor retinacula cover?
anterior leg compartment
37
What side is the peroneal retinaculae on? What does it hold? 2 branch?
Lateral Peroneus longus/brevis Superior/Inferior
38
Branches of dorsalis pedis
lateral tarsal deep plantar a arcuate a
39
Branch of arcuate foot BS?
dorsal metatarsal a dorsal digital a
40
plantar foot BS?
posterior tibial A Medial Plantar/Lateral Plantar vein
41
Where does the medial/lateral plantar supply?
big toe and medial side baby toe and lateral side
42
What branches are of plantar arterial arch?
4 branches of plantar metatarsal a 3 perforating A
43
What does 3 perforating A supply?
dorsal metatarsal arteries
44
Foot veins?
dorsal digital dorsal venous arch
45
Where does the dorsal digital veins feed into?
dorsal venous arch
46
nerve of the foot?
medial/lateral plantar sural sapphenous superficial/deep peroneal
47
Where does medial/later plantar N branch from? saphenous? sural?
tibia femoral common peroneal & tibia
48
What side does the saphenous supply? sural?
Medial arch & ankle/ Lateral side
49
Where does the deep peroneal supply?
the wedge between 1st and 2nd toe
49
What type of joint is the 1st joint of ankle (proximal tibia-fibula)? 2nd joint?
plane joint (sliding vertical, fibular rotaion) syndesmosis
50
Ligaments for type 2 joint of ankle?
ant/post fibula-tibia interosseous lig
51
What bone support the weight bearing in leg?
tibia and not ffibia
52
Ligaments that reinforce talocrural joint?
1 medial and 3 lateral collateral ligament
53
What are the medial collateral ligaments in ankle?
tibiocalcaneal tibiotalar tibionavicular
54
Medial colatteral ligament connect what to what?
medial malleolus to sustentaculum tali navicular tuberosity body of talus
55
What are the lateral collateral lig?
talofibular (post/ant) calcaneofibular
56
What ligament usually damaged when sprain ankle? What side of this ligament on?
anterior talofibular lig medial
57
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Gross Anatomy (28 decks)

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