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Lower Limb Anatomy > Muscles of the Leg > Flashcards

Muscles of the Leg Flashcards

(53 cards)

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1
Q

Tibialis anterior origin

A

Lateral condyle and upper 2/3 of lateral surface of tibia

Interosseus membrane

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2
Q

Tibialis anterior insertion

A

Medial plantar surface of medial cuneiform and base of first metatarsal

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3
Q

Tibialis anterior innervation

A

Deep fibular (peroneal) nerve

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4
Q

Tibialis anterior function

A

Dorsiflex and invert at ankle

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5
Q

Extensor hallucis longus origin

A

Medial 2/3 of anterior surface of fibula and interosseus membrane

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6
Q

EHL insertion

A

base of distal phalanx and base of first metatarsal (partial)

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7
Q

EHL innervation

A

Deep peroneal nerve

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8
Q

EHL function

A

Extend first MPJ
Dorsiflex ankle
Supinate intertarsal joints

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9
Q

EHC origin

A

Extention of EHL tendon

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10
Q

EHC insertion

A

Medial surface of first MJP capsule

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11
Q

EHC function

A

Lift capsule of first MPJ to prevent entrapment

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12
Q

EDL origin

A

Lateral condyle of tibia
Head and anterior 3/4 of fibula
Interosseus membrane

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13
Q

EDL insertion

A

Extensor expansion of digits 2-5

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14
Q

EDL innervation

A

Deep peroneal nerve

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15
Q

EDL function

A

Extend MPJs

Dorsiflex and evert ankle

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16
Q

Peroneus tertius origin

A

Lower third of anterior fibula

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17
Q

Peroneus tertius insertion

A

Base of 5th metatarsal

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18
Q

Peroneus tertius innervation

A

Deep peroneal nerve

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19
Q

Peroneus tertius function

A

Dorsiflex and evert ankle

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20
Q

Peroneus longus origin

A

Head and upper 2/3 of lateral surface of fibula

Lateral tibial condyle

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21
Q

Peroneus longus insertion

A

Lateral base of 1st metatarsal

Lateral side of medial cuneiform

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22
Q

Peroneus longus innervation

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A

Superficial peroneal nerve

23
Q

Peroneus longus function

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A

Plantarflex and evert ankle

24
Q

Peroneus brevis origin

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A

Lower 2/3 of lateral surface of fibula

25
Peroneus brevis insertion
Tuberosity of 5th metatarsal
26
Peroneus brevis innervation
Superficial peroneal nerve
27
Peroneus brevis function
Plantarflex and evert ankle
28
Gastrocnemius origin
Medial and lateral condyles of femur
29
Gastrocnemius insertion
Central part of posterior surface of calcaneus in common with soleus as tendo calcaneus
30
Gastrocnemius innervation
Tibial nerve
31
Gastrocnemius function
Plantarflex ankle | Flex knee
32
Soleus origin
Posterior surface of head and body of fibula Soleal line of tibia Middle third of tibia
33
Soleus insertion
Tendo calcaneus
34
Soleus function
Plantarflex ankle
35
Plantaris origin
Lateral supracondylar line of femur | Oblique popliteal ligament
36
Plantaris insertion
Medial side of posterior surface of calcaneus
37
Plantaris innervation
TIbial nerve
38
Plantaris function
Plantarflex ankle | Flex knee
39
Popliteus forms
Inferior portion of floor of popliteal fossa
40
Popliteus origin
Lateral condyle of femur Arcuate popliteal ligament Lateral meniscus
41
Popliteus insertion
Proximal to soleal line on body of tibia
42
Popliteus innervation
tibial nerve
43
Popliteus function
Flex knee Rotate leg medially Unlock knee
44
FHL origin
Distal 2/3 of posterior surface of fibula
45
FHL insertion
Base of terminal phalanx of first digit
46
FHL innervation
Tibial nerve
47
FHL function
Flex IPJ of first digit Plantarflex ankle Supinate intertarsal joints
48
FDL origin
Medial to vertical line on posterior proximal 2/3s of tibia
49
FDL innervation
Tibial nerve
50
FDL function
flexes IPJs and plantar flex ankle | Supinate intertarsal joints
51
TP origin
Upper 2/3s of posterior tibia lateral to vertical line
52
TP innervation
Tibial nerve
53
TP function
Supinate intertarsal joints | Plantarflex ankle

Lower Limb Anatomy (15 decks)

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