Lateral Leg

Question 1

Fibularis Longus is …….. and more ………. than fibularis brevis

Answer 1

• Larger
• Superficial

Question 2

Fibularis Longus:

• Attachment: Whole pathway
• Actions: (2)
• Innervation: (1)
• Blood supply: (2)

Answer 2

• Attachment: Superior/lateral surface of fibula and lateral condyle - passes posterior to lateral mallelolus - runs under foot - medial cunciform & MT1
• Action: Eversion & plantar flexion
• Innervation: Superficial fibular (peroneal) nerve, L4-S1
• Blood supply: Anterior tibial & peroneal (fibular)

Question 3

Fibularis brevis is ………. and ……….. than fibularis longus

Answer 3

• Deeper
• Shorter

Question 4

Fibularis Brevis:

• Attachment: Whole pathway
• Action:
• Innervation:
• Blood supply

Answer 4

• Attachments: Inferolateral surface of fibula shaft - passes posterior to lateral malleolus - passes over calcaneus & cuboidal bones - metatarsal V
• Action: Eversion
• Innervation: Superficial fibular (peroneal) nerve, L4-S1
• Blood supply: Peroneal (fibular)