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PE 360 Anatomical Biomechanics > Unit 3 Ankle/Foot muscles > Flashcards

Unit 3 Ankle/Foot muscles Flashcards

1
Q

Tibialis Anterior

A

Origin: Lateral condyle of Tibia
Insertion: Plantar surface of 1st metatarsal and medial plantar surface of first cuneiform
Nerve: Deep peroneal

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2
Q

Extensor Digitorum Longus

A

Origin: Lateral condyle of Tibia
Insertion: Dorsal surface of the middle and distal phalanges on toes 2-5
Nerve: Deep Peroneal

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3
Q

Extensor Hallucis Longus

A

Origin: Middle of Tibia/interosseous membrane
Insertion: Dorsal surface of distal phalanx on big toe
Nerve:Deep peroneal

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4
Q

Peroneus Tertius

A

Origin: Lower part of anterior fibula
Insertion:Dorsal base of 5th metatarsal
Nerve: Deep peroneal

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5
Q

Peroneus Longus

A

Origin: Just below head of fibula on lateral side
Insertion: Plantar surface of 1st cuneiform and base of 1st metatarsal
Nerve: Superficail peroneal

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6
Q

Peroneus Brevis

A

Origin: Lower 2/3 of fibula on lateral surface
Insertion: Tuberosity of 5th metatarsal
Nerve: Superficial peroneal

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7
Q

Gastrocnemius

A

Origin: Lateral head-Lateral condyle on posterior femur
Medial head-Medial condyle on posterior femur
Insertion: Posterior surface of calcaneus y means of Achillies tendon
Nerve:Tibial

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8
Q

Soleus

A

Origin: posterior of proximal fibula and proximal 2/3 of posterior tibia
Insertion: Posterior surface of calcaneus by achillies tendon
Nerve:Tibia

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9
Q

Plantaris

A

Origin: Lower part of lateral supracondyle on femur
Insertion: Posterior of calcaneus medial to achillies tendon
Nerve: Tibial

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10
Q

Flexor Digitorum Longus

A

Origin: Posterior surface on tibia just above middle of bone
Insertion:Plantar surfaces of the distal 2nd-5th phalanges
Nerve: Tibial

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11
Q

Flexor Hallucis Longus

A

Origin: On posterior fibula just above middle of bone
Insertion: Plantar surface of distal phalanx on big toe
Nerve: Tibial

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12
Q

Tibialis Posterior

A

Origin: Lateral part of posterior tibia into the proximal 2/3 medial surface of fibula
Insterion: Navicular bone, plantar surface of all cuneiforms, bases of the 2nd-4th metatarsals
Nerve: Tibial

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13
Q

Anterior compartment

A

Tibialis ant., peronus tertius, EDL, EHL

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14
Q

Lateral compartment

A

Peronus longus & peronus brevis

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15
Q

Superficial posterior compartment

A

Gastrocnemius, soleus, plantaris

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16
Q

Deep posterior Compartment

A

FDL, FHL, popliteus, tibialis post.

17
Q

Dorsiflexors

A

Prime: Tibialis anterior
secondaries: Peronis tertius, EDL, EHL

18
Q

Plantarflexors

A

Prime: Gastrocnemius, soleus, FDL, FHL
Secondaries: Tibialis post., Peronus longus, peronus brevis, plantaris

19
Q

Inversion

A

Prime: Tibialis posterior Secondaries: Tibialis ant, FDL, FHL, soleus, EHL

20
Q

Eversion

A

Peronus longus, peronus brevis, peronus tertius Secondaries: EDL

21
Q

Medial Longitudinal Arch

A

Used in shock absorption

From calcaneus to talus, navicular, all cuneiforms, 3 medial metatarsals

22
Q

Lateral Longitudinal Arch

A

Used in balance

From calcaneus to cuboid and 4th &5th metatarsals

23
Q

Transverse Arch

A

Adapting foot to ground

Extends acroos fot from 1st metatarsal to 5th metatarsal

24
Q

Tibial nerve fires what compartment of muscles and what other muscle group?

A

Intrinsic Muscles

25
Q

High ankle Sprain ligaments

A

Inferior tibiofibular ligament

26
Q

Talocural Joint (ROM)

A

Plantarflexion: 50 deg
Dorsiflexion: 15-20 deg

27
Q

Subtalar/Transverse tarsal Joint (ROM)

A

Inversion: 20-30 deg
Eversion: 5-15 deg

28
Q

Metatarsophalangeal Joint of Big toe (ROM)

A

Flex: 45 deg
Extend: 70 deg

29
Q

Metatarsophalangeal joint of smaller 4 toes

A

Flex: 40 deg
Extend: 40 deg

30
Q

Compartment Syndrome

A

Common in anterior comp.
Acute or chronic
Symp: sharp pain, weakness in muscle, swelling

PE 360 Anatomical Biomechanics (10 decks)

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