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Anatomy exam 1 > Leg and ankle > Flashcards

Leg and ankle Flashcards

(60 cards)

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1
Q

Gastrocnemius origin

A

Posterior femur, just proximal to medial and lateral condyles

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2
Q

Gastrocnemius insertion

A

Calcaneal tuberosity through the calcneal tendon (achillies)

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3
Q

Gastrocnemius action

A

Plantar flexion, flexion of knee if in open chain

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4
Q

Gastrocnemius innervation

A

tibial nerve

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5
Q

Gastrocnemius blood supply

A

Medial head- medial sural artery, Lateral head- lateral sural artery

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6
Q

Plantaris origin

A

Lateral femoral condyle

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7
Q

Plantaris insertion

A

Calcaneus antromedial to calcaneal tendon

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8
Q

Plantaris action

A

Weak plantar flexion, weak knee flexion of knee in open chain

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9
Q

Plantaris innervation

A

tibial nerve

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10
Q

Plantaris blood supply

A

Superficial- lateral sural artery, deep- superior lateral genicular artery

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11
Q

Soleus origin

A

Soleal line of tibia, posterior surface of upper 1/3 of tibial, proximal 1/3 of posterior fibula

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12
Q

Soleus insertion

A

Calcaneus through calcaneal tendon

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13
Q

Soleus action

A

Plantar flexion

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14
Q

Soleus innervation

A

Tibial nerve

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15
Q

Soleus blood supply

A

Popliteal artery, posterior tibial artery, peroneal artery

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16
Q

Flexor digitorum longus origin

A

Middle 1/3 posterior surface of tibia

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17
Q

Flexor digitorum longus insertion

A

Distal phalanges of lateral 4 toes (2-5)

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18
Q

Flexor digitorum longus action

A

Flexes distal phalanges of toes 2-5, weak plantar flexion and inversion of ankle

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19
Q

Flexor digitorum longus innervation

A

Tibial nerve

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20
Q

Flexor digitorum blood supply

A

Posterior tibial artery

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21
Q

Flexor hallucis longus origin

A

Middle 1/3 of posterior surface of fibula

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22
Q

Flexor hallucis longus insertion

A

Distal phalanx of 1st toe

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23
Q

Flexor hallucis longus action

A

flexes distal phalanx of 1st toe, weak plantar flexion

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24
Q

Flexor hallucis longus innervation

A

tibial nerve

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25
Flexor hallucis longus blood supply
Posterior tibial artery
26
Tibialis posterior origin
Proximal 2/3 posterior surface of tibia, proximal 2/3 posterior fibula, interosseus membrane
27
Tibialis posterior insertion
Navicular, cuneiforms, cuboid, bases of metatarsals 2-5
28
Tibialis posterior action
Inversion of ankle
29
Tibialis posterior innervation
Tibial nerve
30
Tibialis posterior blood supply
posterior tibial artery
31
Peroneus longus origin
Proxinal 2/3 of lateral fibula
32
Peroneus longus insertion
Base of 1st metatarsal on plantar surface, medial cuneiform
33
Peroneus longus Action
Eversion og ankle, weak plantar flexion
34
Peroneus longus innervation
Superficial peroneual nerve
35
Peroneus longus blood supply
Peroneal artery
36
Peroneus brevis Origin
Distal 2/3 lateral surface of fibula
37
Peroneus brevis insertion
Dorsal surface of 5th metatarsal
38
Peroneus brevis action
Eversion of ankle, weak plantar flexion
39
Peroneus brevis innervation
Superficial peroneal nerve
40
Peroneus brevis blood supply
Branches of tibial and peroneal arteries
41
Tibialis anterior origin
Lateral condyle of tibia, proximal 2/3 lateral surface of tibia
42
Tibialis anterior insertion
Medial cuneiform, base of 1st metatarsal
43
Tibialis anterior action
Dorsiflexion (Best), and inversion of ankle
44
Tibialis anterior innervation
Deep fibular nerve
44
Tibialis anterior blood supply
Anterior tibial artery
45
Extensor digitorum longus origin
Lateral tibial condyle
46
Extensor digitorum longus insertion
Middle and distal phalanges of toes 2-5
47
Extensor digitorum longus action
Extends digits 2-5, dorsiflexion, eversion
48
Extensor digitorum longus innervation
Deep fibular nerve
49
Extensor digitorum longus blood supply
Anterior tibial artery
50
Extensor hallucis longus Origin
Middle 1/3 anterior fibula
51
Extensor hallucis longus insertion
Distal phalanx of big toe
52
Extensor hallucis longus action
Extend big toe, dorsiflexion, eversion
53
Extensor hallucis longus innervation
Deep fibular nerve
54
Extensor hallucis longus blood supply
anterior tibial artery
55
Peroneus tertius origin
Fibula, common fibers from extensor digitorum longus
56
Peroneus tertius insertion
Dorsal surface of base of the 5th metatarsal
57
Peroneus tertius action
Dorsiflexion
58
Peroneus tertius innervation
Deep fibular nerve
59
Peroneus tertius blood supply
dorsalis pedis artery

Anatomy exam 1 (6 decks)

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