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Muscles O,I&A's > Muscles that move the foot > Flashcards

Muscles that move the foot Flashcards

1
Q

Origin of Soleus

A

Posterior surface of head and upper shaft of fibula
Soleal line of tibia

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2
Q

Insertion of soleus

A

Dorsum of calcaneous via the Achilles tendon

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3
Q

Action and plane of action of Soleus

A

Plantar flexion

Sagittal plane

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4
Q

Origin of gastrocnemius

A

Above condyles of femurs

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5
Q

Insertion of gastrocnemius

A

Dorsum of the calcaneus via the Achilles tendon

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6
Q

Action of Gastrocnemius

A

Flexes leg, plantar flexes foot

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7
Q

Origin of extensor digitorum longus

A

Lateral condyle of tibia
Anterior surface of fibula
Lateral portion of interosseous membrane

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8
Q

Insertion of Extensor Digitorum Longus

A

Dorsum of lateral 4 toes via extensor expansions

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9
Q

Action of Extensor Digitorum Longus

A

Extends the metatarsophalangeal, proximal & distal interphalangeal joints
2-5

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10
Q

Origin of Extensor Hallucis Longus

A

Middle 1/2 of anterior surface of fibula and interosseous membrane

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11
Q

Insertion of Extensor Hallucis Longus

A

Base of distal phalanx of big toe

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12
Q

Action of Extensor Hallucis Longus

A

Extends metatarsophalengeal, proximal & distal interphalengeal jouints of big toe

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13
Q

Origin of Fibularis Tertius

A

Distal part of anterior surface of fibula

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14
Q

Insertion of Fibularis Tertius

A

Dorsum of shaft of 5th metatarsal

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15
Q

Action of Fibularis Tertius

A

Everts foots

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16
Q

Origin of Tibialis Anterior

A

Lateral tibial condyle
Upper lateral surface of tibia

17
Q

Insertion of Tibialis Anterior

A

Medial surface of medial cuneiform
1st metatarsal

18
Q

Action of Tibialis Anterior

A

Dorsiflexes and inverts the foot

19
Q

Origin of Fibularis brevis

A

Lower 1/3 of lateral surface of fibula

20
Q

Insertion of Fibularis Brevis

A

Tuberosity of 5th metatarsal

21
Q

Action of FIbularis Brevis

A

Everts & plantarflexes foot

22
Q

Origin of Fibularis Longus

A

Upper 2/3 of lateral fibula

23
Q

Insertion of Fibularis Longus

A

Crosses plantar surface of foot deep to intrinsic foot muscles to
Insert on medial cuneiform and base of 1st metatarsal

24
Q

Action of Fibularis Longus

A

Plantarflexes and everts foot

25
Q

Origin of Flexor digitorum Longus

A

Middle 1/2 of posterior surface of tibia

26
Q

Insertion of Flexor Digitorum Longus

A

Dorsum of the shaft of the 5th metatarsal

27
Q

Action of Flexor Digitorum Longus

A

Flexes the MTM, PIP & DIP joints of digits 2-5
Plantar flexes foot

28
Q

Origin of Flexor Hallucis Longus

A

Lower 2/3 of posterior surface of fibula

29
Q

Insertion of Flexor Hallucis Longus

A

Base of distal phalanx of big toe

30
Q

Action of Flexor Hallucis Longus

A

Flexes the MTP, PIP & DIP joints of big toe
Plantarflexes foot

31
Q

Origin of Plantaris

A

Above the lateral femoral condyle (above lateral head of gastrocs)

32
Q

Insertion of Plantaris

A

Dorsum of the Calcaneus medial to calcaneal tendon

33
Q

Action of Plantaris

A

Flexes leg, plantarflexes foot

34
Q

Origin of Popliteus

A

Lateral condyle of femur

35
Q

Insertion of Popliteus

A

Posterior surface of tibia above soleal line

36
Q

Action of Popliteus

A

Flexes and medially rotates leg

37
Q

Action of popliteus if foot is planted

A

rotates the thigh laterally

38
Q

Origin of Tibialis Posterior

A

Interosseous membrane
Posteromedial surface of fibula
Posterolateral surface of tibia

39
Q

Insertion of Tibialis Posterior

A

Tuberosity of navicular and medial cuneiform, metatarsals 2-4

Muscles O,I&A's (13 decks)

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