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Muscle Origin, Insertion, Attachment > Leg and Foot > Flashcards

Leg and Foot Flashcards

1
Q

Gastrocnemius Origin

A

Condyles of the femur, posterior surfaces

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2
Q

Gastrocnemius Insertion

A

Calcaneus via calacaneal tendon

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3
Q

Gastrocnemius Actions

A

Flex knee

Plantar flex ankle (point toe)

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4
Q

Soleus Origin

A

Soleal line; proximal, posterior surface of tibia and posterior aspect of head of fibula

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5
Q

Soleus Insertion

A

Calcaneus via calcaneal tendon

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6
Q

Soleus Action

A

Plantar flex ankle

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7
Q

Plantaris Origin

A

Lateral supracondylar line of femur

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8
Q

Plantaris Insertion

A

Calcaneus (calcaneal tendon)

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9
Q

Plantaris Action

A

Weak plantar flexion; Weak flexion of the knee

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10
Q

Popliteus Origin

A

Lateral condyle of the femur

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11
Q

Popliteus Insertion

A

Proximal, posterior aspect of tibia

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12
Q

Popliteus Action

A

Medially rotates the flexed knee

Flex knee

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13
Q

Peroneus Longus Origin

A

Head of fibula and proximal 2/3 of lateral fibula

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14
Q

Peroneus Longus Insertion

A

Base of the 1st metatarsal and medial cuneiform

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15
Q

Peroneus Longus Action

A

Evert foot; assist plantar flexion of ankle

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16
Q

Peroneus Brevis Origin

A

Distal 2/3 of lateral fibula

17
Q

Peroneus Brevis Insertion

A

Tuberosity of 5th metatarsal

18
Q

Peroneus Brevis Action

A

Evert foot; assist plantar flexion of ankle

19
Q

Tibialis Anterior Origin

A

Lateral condyle of tibia; proximal, lateral surface of tibia and interosseous membrane

20
Q

Tibialis Anterior Insertion

A

Medial cuneiform and base of 1st metatarsal

21
Q

Tibialis Anterior Action

A

Invert foot; dorsiflex ankle

22
Q

Extensor Digitorum Longus Origin

A

Lateral condyle of tibia; proximal, anterior shaft of fibula and interosseous membrane

23
Q

Extensor Digitorum Longus Insertion

A

Middle and distal phalanges of 2nd-5th toes

24
Q

Extensor Digitorum Longus Action

A

Extend 2nd-5th toes
dorsiflex ankle
Evert foot

25
Q

Extensor Hallucis Longus Origin

A

Middle, anterior surface fibula and interosseous membrane

26
Q

Extensor Hallucis Longus Insertion

A

Distal phalanx of 1st toe

27
Q

Extensor Hallucis Longus Action

A

Extend 1st toe
Dorsiflex ankle
Invert foot

28
Q

Tibialis Posterior Origin

A

Proximal, posterior shafts of tibia and fibula

Interosseous membrane

29
Q

Tibialis Posterior Insertion

A

All five tarsal bones and bases of 2nd-4th metatarsals

30
Q

Tibialis Posterior Action

A

Invert foot

Plantar flex ankle

31
Q

Flexor Digitorum Longus Origin

A

Middle, posterior surface of tibia

32
Q

Flexor Digitorum Longus Insertion

A

Distal phalanges of 2nd-5th toes

33
Q

Flexor Digitorum Longus Action

A

Flex 2nd-5th toes
Weak plantar flexion
Invert the foot

34
Q

Flexor Hallucis Longus Origin

A

Middle half of posterior fibula

35
Q

Flexor Hallucis Longus Insertion

A

Distal phalanx of 1st toe

36
Q

Flexor Hallucis Longus Action

A

Flex 1st toe
Weak plantar flexion
Invert the foot

Muscle Origin, Insertion, Attachment (6 decks)

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