Anterolateral Leg

Question 1

Eversion Foot

Answer 1

Sole outwards

Question 2

Inversion Foot

Answer 2

Sole inwards

Question 3

Which leg compartment is most vulnerable to compartment syndrome

Answer 3

Anterior

Question 4

Anterior Leg Anterior Boundary

Answer 4

Deep Fascia/Skin

Question 5

Anterior Leg Posterior Boundary

Answer 5

Interosseous Membrane

Question 6

Anterior Leg Medial Boundary

Answer 6

Tibia

Question 7

Anterior Leg Lateral Boundary

Answer 7

Anterior Intermuscular Septum

Question 8

Anterior Leg Compartment Movement

Answer 8

DorsiFlexion

Question 9

Tibialis Anterior Origin

Answer 9

Proximal Tibia

Question 10

Tibialis Anterior Insertion

Answer 10

Medial Cuneiform / 1st Metatarsal

Question 11

Tibialis Anterior Innveration

Answer 11

Deep Peroneal

Question 12

Tibialis Anterior Movement

Answer 12

Dorsi Flexion
Inversion of ankle

Question 13

Extensor Halucis Longus Origin

Answer 13

Fibula

Question 14

Extensor Halucis Longus Insertion

Answer 14

1st Distal Phalanx

Question 15

Extensor Halucis Longus Nerve

Answer 15

Deep Peroneal

Question 16

Extensor Halucis Longus Movement

Answer 16

Extends Great Toe
Dorsi flexes Ankle

Question 17

Extensor Digitorum Longus Origin

Answer 17

Tibia Lateral Condyle
Fibula

Question 18

Extensor Digitorum Longus Insertion

Answer 18

Middle/Distal Phalanx of 4 Lat Toes

Question 19

Extensor Digitorum Longus Innervation

Answer 19

Deep Peroneal

Question 20

Extensor Digitorum Longus Movement

Answer 20

Dorsiflex ankle
Extend toes

Question 21

Peroneus Tertius Origin

Answer 21

Inferior Fibula

Question 22

Peroneus Tertius Insertion

Answer 22

5th Metatarsal

Question 23

Peroneus Tertius Movement

Answer 23

Dorsiflexion
Eversion

Question 24

Peroneus Tertius Nerve

Answer 24

Deep Peroneal

Question 25

Lateral Compartment Nerve

Answer 25

Superficial Peroneal

Question 26

Which Leg Compartment has no artery

Answer 26

Lateral

Question 27

Peroneus Longus Origin

Answer 27

Superior Fibula

Question 28

Pernoeus Longus Insertion

Answer 28

Medial Cuneiform 1st Metatarsal

Question 29

Peroneus Longus Movement

Answer 29

Plantarflexion Everts foot

Question 30

Peroneus Longus Nerve

Answer 30

Superficial Peroneal

Question 31

Peroneus Brevis Nerve

Answer 31

Superficisal Peroneal

Question 32

Peroneus Brevis Action

Answer 32

Plantarflexion Everts foot

Question 33

Peroneus Brevis Origin

Answer 33

Inferior Fibula

Question 34

Peroenus Brevis Insertion

Answer 34

5th Metatarsal

Question 35

Foot Retinaculum

Answer 35

Superior Extensor Retinaculum Inferior Extensor Retinaculum

Question 36

Superior Extensor Retinaculum role

Answer 36

Prevents bowstringing of EDL, EHL, Peroneus Tertius and Tibialis Anterior (dorsiflexors)

Question 37

Inferior Extensor Retinaculum does

Answer 37

Prevents bowstringing of peroneus longus and Brevis (plantarflexors)

Question 38

Sciatic Nerve Roots

Answer 38

L4-S3

Question 39

Sciatic Nerve exits pelvis via

Answer 39

Greater Sciatic Foramen

Question 40

Sciatic Nerve two branches

Answer 40

Common Peroneal (ant/lat) Tibial (post)

Question 41

Common Peroneal Nerve divides into __________ at the _______

Answer 41

Deep/Superficial Peroneal, Neck of fibula (just after exiting popliteal fossa)

Question 42

Deep Peroneal Nevre supplies

Answer 42

Anterior Leg Compartment, dorsal foot muscles, cutaneous first webspace

Question 43

SUperifical Peroneal Nerve supplies

Answer 43

Lateral leg muscles, cutaneous anterior leg + dorsal foot

Question 44

How does anterior tibial go from posterior -> anterior

Answer 44

Hole in interosseous membrane

Question 45

The lateral leg compartment is supplied by branches of ______ despite having no artery in the compartment

Answer 45

Fibular

Question 46

Dorsalis Pedis is the continuation of

Answer 46

Anterior Tibial

Question 47

Anterior Tibial becomes Dorsalis Pedis when

Answer 47

Crossing between the malleoli

Question 48

Peroneal Artery is a branch of

Answer 48

Posterior Tibial

Question 49

Dorsal Foot muscles supplied by

Answer 49

Deep Peroneal Nerve

Question 50

Key clinical finding of compartment syndrome

Answer 50

Pain (too late if anything else eg pulselessness is found)

Question 51

Foot drop caused by weakness of _______ muscles

Answer 51

Dorsiflexors

Question 52

Which nerves could be injured to cause foot drop

Answer 52

Deep Peroneal (therefore common peroneal, sciatic or L4-S3 roots)