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Massage Therapy > Muscles Of The Lower Leg > Flashcards

Muscles Of The Lower Leg Flashcards

Origin, Insertion, Actions, and Innervation for the Main Muscles

1
Q

Popliteus - Innervation

A

Tibial nerve

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2
Q

Popliteus - Origin

A

Lateral condyle of the femur

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3
Q

Popliteus - Insertion

A

Proximal, posterior aspect of the tibia

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4
Q

Popliteus - Actions

A

MEDIALLY ROTATE the flexed tibiofemoral joint

FLEX the tibiofemoral joint

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5
Q

Popliteus - Palpation key

A

Prone - with knee flexed, resist medial rotation of the knee

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6
Q

Tibialis Posterior - Innervation

A

Tibial nerve

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7
Q

Tibialis Posterior - origin

A

Proximal, posterior shafts of the tibia and fibula and interosseous membrane

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8
Q

Tibialis Posterior - Insertion

A

All 5 tarsal bones and bases of 2nd through 4th metatarsals

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9
Q

Tibialis Posterior - Actions

A

INVERT the subtalar joint

PLANTAR FLEX the talocrural joint

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10
Q

Tibialis Posterior - Palpation Notes

A

Prone - Resist plantarflexion and inversion of the foot

(Locate medial malleolus, slide posteriorly and proximally off the malleolus into the space between the tibial shaft and the calcaneal tendon)

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11
Q

Flexor Digitorum Longus - Innervation

A

Tibial nerve

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12
Q

Flexor Digitorum Longus - Origin

A

Middle, posterior surface of the tibia

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13
Q

Flexor Digitorum Longus - Insertion

A

Distal phalanges of 2nd through 5th toes

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14
Q

Flexor Digitorum Longus - Actions

A

FLEX the 2nd through 5th toes at the metatarsophalangeal and interphalangeal joints

Weak PLANTARFLEXION of talocrural joint

INVERT the subtalar joint

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15
Q

Flexor Hallucis Longus - Innervation

A

Tibial nerve

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16
Q

Flexor Hallucis Longus - Origin

A

Middle half of posterior fibula

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17
Q

Flexor Hallucis Longus - Insertion

A

Distal phalanx of the 1st toe

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18
Q

Flexor Hallucis Longus - Actions

A

FLEX the 1st toe at the metatarsophalangeal and interphalangeal joints

Weak PLANTARFLEXION of talocrural joint

INVERT the subtalar joint

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19
Q

Extensor Digitorum Longus - Innervation

A

Deep fibular nerve

20
Q

Extensor Digitorum Longus - Origin

A

Lateral condyle of the tibia
Anterior shaft of fibula
Interosseous membrane

21
Q

Extensor Digitorum Longus - Insertion

A

Middle & distal phalanges of 2nd through 5th toes

22
Q

Extensor Digitorum Longus - Actions

A

EXTEND the 2nd through 5th toes at the metatarsophalangeal and interphalangeal joints

DORSIFLEX the talocrural joint

EVERT at the subtalar joint

23
Q

Fibularis Brevis - Innervation

A

Superficial fibular nerve

24
Q

Fibularis Brevis - Origin

A

Distal 2/3 of lateral fibula

25
Q

Fibularis Brevis - Insertion

A

Tuberosity of 5th metatarsal

26
Q

Fibularis Brevis - Actions

A

EVERT the subtalar joint

Assist to PLANTAR FLEX the talocrural joint

27
Q

Plantaris - Innervation

A

Tibial nerve

28
Q

Plantaris - Origin

A

Lateral supracondylar line of the femur

29
Q

Plantaris - Insertion

A

Calcaneus via calcaneal tendon

30
Q

Plantaris - Actions

A

Weak PLANTARFLEXION of the talocrural joint

Weak FLEXION of the tibiofemoral joint

31
Q

Plantaris - Palpation notes

A

Prone - fall Medially off the head of the fibula into the popliteal space between gastrocnemius heads

32
Q

Gastrocnemius - Innervation

A

Tibial nerve

33
Q

Gastrocnemius - Origin

A

Condyles of the femur posterior surfaces

34
Q

Gastrocnemius - Insertion

A

Calcaneus via calcaneal tendon

35
Q

Gastrocnemius - Actions

A

FLEX the tibiofemoral joint

PLANTAR FLEX the talocrural joint

36
Q

Soleus - Innervation

A

Tibial nerve

37
Q

Soleus - origin

A

Soleal line
Proximal, posterior surface of the tibia
Posterior aspect of the head of the fibula

38
Q

Soleus - insertion

A

Calcaneus via the calcaneal tendon

39
Q

Soleus - actions

A

PLANTAR FLEX the talocrural joint

40
Q

Fibularis Longus - Innervation

A

Superficial fibular nerve

41
Q

Fibularis Longus - Origin

A

Head of the fibula
Proximal 2/3 of the lateral fibula

42
Q

Fibularis Longus - Insertion

A

Base of the 1st metatarsal
Medial cuneiform

43
Q

Fibularis Longus - Actions

A

EVERT the subtalar joint

Assist to PLANTAR FLEX the talocrural joint

44
Q

Tibialis anterior - Innervation

A

Deep fibular nerve

45
Q

Tibialis anterior - origin

A

Lateral condyle of tibia
Proximal lateral surface of tibia
Interosseous membrane

46
Q

Tibialis anterior - insertion

A

Base of the 1st metatarsal
Medial cuneiform

47
Q

Tibialis anterior - actions

A

INVERT the subtalar joint

DORSIFLEX the talocrural joint

Massage Therapy (19 decks)

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