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PHYS grad > Ankle And Foot SOL > Flashcards

Ankle And Foot SOL Flashcards

1
Q

Name the 7 tarsal bones

A

Calcaneus,
Talus,
Navicular
Cuboid
Cuneiform (medial, intermediate, lateral)

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2
Q

Name the 5 Metatarsal bones

A

First, second, third, fourth, fifth

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3
Q

Name the parts of the phalanges

A

Proximal, intermediate, distal phalanges
(Big toe only has proximal and distal)

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4
Q

Name the 3 bones that make up the ankle joint

A

Distal end of tibia, fibula and talus

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5
Q

What type of joint in the ankle?

A

Hinge joint

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6
Q

What mvmt is available in the ankle

A

Doris flexion, plantarflexion
Inversion, eversion (subtalar joint)

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7
Q

Weight bearing surface of the ankle joint

A

Talus dome (axial load)

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8
Q

2 Stabilizing surface of the ankle joint

A

Lateral and medial malleolus (prevent rotation)

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9
Q

Where is the joint capsule attached?

A

Medial and lateral malleolus, front and back of talus, strengthened by the lateral and medial ligaments

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10
Q

3 lateral ligament

A

ATFL - anterior talofibular ligament
PTFL - posterior talofibular ligament
CFL - calcaeofibular ligament

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11
Q

Most commonly injured ligament of the ankle

A

ATFL

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12
Q

Medial ligament

A

Deltoid ligaments

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13
Q

What mvmt does ATFL prevent? (2)

A

Prevent anterior displacement of the talus in respect to the fibula and tibia

Resists inversion in plantarflexion

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14
Q

What mvmt does PTFL prevent?

A

Resist posterior displacement of the talus

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15
Q

What mvmt does CFL prevent?

A

Aids talofibular stability during dorsiflexion

Restrain Inversion of the calcaneous with respect to the fibula

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16
Q

What mvmt does medial ligament prevent?

A

Excessive eversion

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17
Q

Why is the ankle joint at its least stable when in full plantar flexion?

A

In dorsiflexion, the anterior part of the talus is held in the mortise, and the joint is more stable. BC ant talus is wider

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18
Q

Origin of the gastrocnemius (2 heads)

A

Medial head: medial condyle of femur and adductor tubercle

Lateral head: lateral condyle of femur

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19
Q

Insertion of gastrocnemius

A

Fuse with soleus tendon
Insert onto posterior calcaneus via calcaneal tendon/achilles tendon

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20
Q

Innervation of gastrocnemius

A

Tibial N (S1,2)

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21
Q

action of gastrocnemius

A

Ankle plantarflexion
Knee flexion

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22
Q

Origin of soleus

A

Post surface of the head and upper 1/3 of proximal fibula

Soleal line of tibia

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23
Q

Insertion of Soleus

A

Posterior calcaneus via the calcaneal tendon

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24
Q

Innervation of Soleus

A

Tibial N (S1, 2)

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25
action of Soleus
Ankle plantarflexion Reversed action when standing (foot is fixed on the floor) - limited forward sway
26
Origin of Tibialis anterior
Lateral condyle, upper 2/3 of anterolateral surface of tibia, interosseous membrane
27
Insertion of Tibialis anterior
Medial and under surface of the medial cuneiform bone, base of the 1st metatarsal
28
Innervation of Tibialis anterior
Deep fibular N (L4, 5, S1)
29
Action of Tibialis anterior
Ankle dorsiflexion, inversion, ADD, Maintain medial arch of the foot
30
origin of tibialis posterior (TP)
proximal posterior lateral tibia proximal posterior medial fibula interosseous membrane
31
Insertion of Tibialis posterior
Navicular, medial cuneiform bone
32
innervation of Tibialis posterior
Tibial Nerve (L4-S3)
33
Action of Tibialis posterior
ankle plantarflexion inversion maintain medial arch of foot
34
Origin of Fibularis Longus
lateral condyle of tibia head and proximal 2/3 of fibula
35
Insertion of Fibularis Longus
medial cuneiform base of 1st metatarsal SAME as TA
36
Innervation of Fibularis Longus
superficial Fibular N (L5-S2)
37
Action of Fibularis Longus
Eversion, Assist in plantarflexion maintain transverse arch of the foot
38
Origin of Fibularis Brevis
distal 2/3 of lateral fibular tendon loops post around the lateral malleolus
39
Insertion of Fibularis Brevis
Styloid process of the 5th metatarsal (lateral bump)
40
Innervation of Fibularis Brevis
Superficial Fibular N (L5-S2)
41
Action of Fibularis Brevis
Eversion Ankle plantarflexion
42
Origin of Extensor Hallucis Longus (EHL)
Distal 1/2 of fibula, Adjacent interosseous membrane
43
Insertion of Extensor Hallucis Longus (EHL)
Base of the distal phalanx of the big toe
44
Innervation of Extensor Hallucis Longus (EHL)
Deep fibular N (L4, 5)
45
Action of Extensor Hallucis Longus (EHL)
big toe extension assist ankle dorsiflexion and inversion
46
Origin of Extensor Digitorum Longus (EDL)
Anterior surface of fibula, upper part of the anterior surface of the interosseous membrane, lateral tibial condyle
47
Insertion of Extensor Digitorum Longus (EDL)
Divides into 4 slips, Middle and distal phalanges of digits 2-5
48
Innervation of Extensor Digitorum Longus (EDL)
deep fibular N (L4-5)
49
Action of Extensor Digitorum Longus (EDL)
Extension of digits 2-5, Ankle dorsiflexion
50
Origin of Flexor Hallucis Longus (FHL)
lower 2/3 of posterior fibula
51
Insertion of Flexor Hallucis Longus (FHL)
plantar surface of the base of the 1st distal phalanx
52
Innervation of Flexor Hallucis Longus (FHL)
Tibial N (S1-2)
53
Action of Flexor Hallucis Longus (FHL)
Flexion of the big toe, Plantarflexion of the ankle (assist)
54
Origin of Flexor Digitorum Longus (FDL)
Lower 2/3 of post tibia, inf to soleal line
55
Insertion of Flexor Digitorum Longus (FDL)
Plantar surface of the base of distal phalanges 2-5
56
Innervation of Flexor Digitorum Longus (FDL)
Tibia N (S2-3)
57
Action of Flexor Digitorum Longus (FDL)
flexion of digits 2-5 assist ankle plantarflexion
58
What muscles do dorsiflexion (3)
tibialis anterior, extensor hallucis longus (EHL), extensor digitorum longus (EDH)
59
What muscles do plantarflexion (7)
Gastrocnemius Soleus FHL FDL TP fibularis longus fibularis brevis
60
What muscles do inversion (2)
tibialis anterior, tibialis posterior
61
What muscles do eversion (2)
fibularis longus and brevis

PHYS grad (15 decks)

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