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HUMB1005 > Lower Leg > Flashcards

Lower Leg Flashcards

1
Q

Tibiofibular Joints (Name, Type of Joint)

A

Proximal (Synovial)
Distal (Fibrous/Syndesmosis)

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2
Q

Bones of the Foot (how many tarsals, metatarsals, phalanges)

A

7 tarsals, 5 metatarsals, 14 phalanges

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3
Q

Tarsals of the foot

A

Talus (superior),
Calcaneus (posterior),
Navicular (medial),
Cuboid (lateral),
3 Cuneiforms (anterior)

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4
Q

Plantarflexors of the Leg

A

Gastrocnemius (Medial/Lateral Head)
Soleus
Plantaris

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5
Q

Gastrocnemius Attachments

A

P (Lateral Head): Lateral condyle of femur
P (Medial Head): Posterior femur, superior to medial condyle
D: Calcaneal Tendon, Posterior surface of calcaneus

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6
Q

Gastrocnemius Action/NS

A

A: Knee Flexion/Ankle Plantarflexion
NS: Tibial Nerve

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7
Q

Soleus Attachments

A

P: Posterior head of fibula, soleal line, middle 1/3 of medial border of tibia
D: Calcaneal tendon, posterior surface of calcaneus

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8
Q

Soleus Action/NS

A

A: Ankle plantarflexion
NS: Tibial

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9
Q

Plantaris Action/NS

A

A: Weak plantarflexor
NS: Tibial

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10
Q

Another name for Calcaneal tendon

A

Achilles Tendon

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11
Q

Popliteus Attachments

A

P: Lateral Condyle of Femur
D: Posterior tibia, superior to soleal line

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12
Q

Popliteus Action/NS

A

A: Unlocks knee
NS: Tibial

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13
Q

Tibialis Posterior Attachments

A

P: Interosseous Membrane, posterior tibia/fibula
D: Tuberosity of navicular and across plantar surface of foot (cuneiform, cuboid, calcaneus) to base of 2nd-4th metatarsals

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14
Q

Tib. Posterior Action/NS

A

A: Ankle plantarfexion/inversion
NS: Tibial

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15
Q

Flexor Digitorum Longus Attachments

A

P: Medial posterior tibia
D: Plantar surface of distal phalanges of lateral 4 digits

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16
Q

Flexor Digitorum Longus Action/NS

A

A: Flexion of lateral 4 toes, ankle plantarflexion
NS: Tibial

17
Q

Flexor Hallucis Longus Attachments

A

P: Posterior fibula and inferior interosseous membrane
D: Plantar surface of distal phalanx of hallux (big toe)

18
Q

Flexor Hallucis Longus Action/NS

A

A: Flexion of hallux, weak ankle plantarflexor
NS: Tibial

19
Q

Fibularis Longus Attachments

A

P: Head and Superior 2/3 of lateral fibula
D: Plantar surface of base of 1st metatarsal and medial cuneiform

20
Q

Fib. Longus Action/NS

A

A: Ankle eversion and plantarflexion
NS: Superficial Fibular

21
Q

Fib. Brevis Attachments

A

P: Inferior 2/3 of lateral fibula
D: Lateral surface of base of 5th metatarsal

22
Q

Fib. Brevis Action/NS

A

A: Ankle eversion/plantarflexion
NS: Superficial Fibular

23
Q

Ankle Evertors

A

Fib. Longus and Brevis

24
Q

Dorsiflexors of Foot

A

Tib. Anterior
Extensor Digitorum Longus
Extensor Hallucis Longus
Fibularis Tertius

25
Q

Tib. Anterior Attachments

A

P: Lateral condyle, superior half of lateral tibia and IOM (interosseous membrane)
D: Medial/plantar surface of medial cuneiform and base of 1st metatarsal

26
Q

Tib. Anterior Action/NS

A

A: Ankle dorsiflexion/inversion
NS: Deep Fibular

27
Q

Extensor Hallucis Longus Attachments

A

P: Middle part of anterior fibula and IOM
D: Dorsum of distal phalanx of hallux

28
Q

Extensor Hallucis Longus Action/NS

A

A: Ankle dorsiflexion and hallux extension
NS: Deep Fibular

29
Q

Extensor Digitorum Longus Attachments

A

P: Lateral condyle of tibia, superior fibula and IOM
D: Dorsum of middle and distal phalanges of digits 2-5

30
Q

Extensor Digitorum Longus Action/NS

A

A: Ankle dorsiflexion/extension of digits 2-5
NS: Deep fibular

31
Q

Fib. Tertius Attachments

A

P: Inferior anterior fibula and IOM
D: Dorsum of base of 5th metatarsal

32
Q

Fib. Tertius Action/NS

A

A: Ankle dorsiflexion/eversion
NS: Deep Fibular

33
Q

Extensor Retinaculum Structure/Function

A

Consists of Superior/Inferior Band
Pulley System

HUMB1005 (9 decks)

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