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Anatomy > Legs & foot > Flashcards

Legs & foot Flashcards

1
Q

What muscles make up the anterior compartment of the leg? (4)

A

Tibialis anterior
Extensor hallucis longus
Extensor digitorum longus
Peroneus tertius

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2
Q

What muscles make up the lateral compartment of the leg? (2)

A

Peroneus/ fibularis longus
Peroneus brevis
(travels below the lateral malleolus)

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3
Q

What does tibialis anterior muscle do?

A

Dorsiflexes and inverts the foot

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4
Q

What muscles make up the superficial posterior compartment of the leg? (4)

A

Gastrocnemius
Soleus
Plantaris
Calcaneal/ Achilles’ tendon

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5
Q

What muscles make up the deep posterior compartment of the leg? (4)

A

Popliteus
Flexor digitorum longus
Flexor hallucis longus
Tibialis posterior

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6
Q

What muscle is used for tissue grafts?

A

Plantaris

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7
Q

What muscles form the Achilles’ tendons?

A

Gastrocnemius
Soleus
Plantaris

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8
Q

What does popliteus do?

A

Unlocks the knee for lateral rotation

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9
Q

What is the blood supply for the anterior compartment of the leg?

A

Anterior tibial artery

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10
Q

What is nerve supply for the anterior compartment of the leg?

A

Deep peroneal nerve

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11
Q

What is the blood supply for the lateral compartment of the leg?

A

Peroneal artery

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12
Q

What is the nerve supply for the lateral compartment of the leg?

A

Superficial peroneal nerve

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13
Q

What is the blood supply for the posterior compartment of the leg?

A

Posterior tibial artery

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14
Q

What is the nerve supply for the posterior compartment of the leg?

A

Tibial nerve

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15
Q

What are the names of the bones that make up the ankle?

A 
Lateral malleolus (lower end of the fibula)
Medial malleolus (lower end of the tibia)
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16
Q

What muscles travel inferior to the lateral malleolus?

A

Peroneus longus

Peroneus brevis

17
Q

What does peroneus tertius do?

A

Everts the foot

18
Q

What is the antagonist muscle to peroneus tertius muscle?

A

Tibialis anterior

19
Q

Where is the dorsalis pedis pulse found?

A

Between extensor hallucis longus and extensor digitorum and the 1st and 2nd metatarsals

20
Q

What artery supplies the doralis pedis artery?

A

Anterior tibial artery

21
Q

Damage to what nerve is associated with foot drop?

A

Common peroneal nerve

22
Q

What does the common peroneal nerve wrap around before entering the lateral compartment of the leg?

A

Neck of the fibula

23
Q

What do muscles of the anterior compartment do?

A

Dorsiflex the foot

24
Q

What do muscles of the posterior compartment do?

A

Plantarflex the foot

25
Q

What do muscles of the lateral compartment do?

A

Evert the foot

26
Q

What are the bones of the foot?

A 
Calcaneus
Talus
Navicular
Cuneiforms (medial, intermediate, lateral)
Cuboid
27
Q

What are the superficial group of muscles (1st layer) of the plantar side of the foot? (3)

A

Flexor hallucis brevis
Flexor digitorum brevis
Flexor digiti minimi brevis

28
Q

What forms the 2nd layer (in) of the plantar side of the foot? (2)

A

Flexor hallucis longus tendon

4 tendons of flexor digitorum longus

29
Q

What forms the 3rd layer in of the plantar side of the foot? (2)

A

Adductor hallucis

Adductor digiti minimi

30
Q

What forms the 4th layer of the plantar side of the foot? (2)

A

Dorsal interossei [DAB]
Palmar interossei [PAD]
(centre digit is 2nd toe)

31
Q

What nerve supplies sensory innervation to the plantar surface of the medial 3 1/2 digits to the sole of the foot?

A

Medial plantar nerve

32
Q

What nerve supplies sensory innervation to the plantar surface of the lateral 1 1/2 digits to the sole of the foot?

A

Lateral plantar nerve

33
Q

What nerve gives rise to the medial and lateral plantar nerves?

A

Tibial nerve

34
Q

What ligaments form the ankle joint? (4)

A

Deltoid ligament
Anterior talufibular ligament
Posterior talofibular ligament
Fibulocalcaneal ligament

Anatomy (13 decks)

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