Lateral Leg Compartment Muscles

Question 1

What is the Location of Fibularis Longus

Answer 1

Lateral compartment (on top of Fibula) Tendon travels posterior -> Lateral Malleous -> Medial Plantar surface of the Foot

Question 2

What are the Origins of Fibularis Longus

Answer 2

Head and Proximal aspect of Fibula

Question 3

What are the Insertions of Fibularis Longus

Answer 3

Medial Cuneiform and Base of 1st Metatarsal (plantar surface)

Question 4

What are the Actions of Fibularis Longus

Answer 4

Plantar Flexion of Foot, Eversion of Foot

Question 5

What is the Innervation of Fibularis Longus

Answer 5

Superficial Fibular Nerve

Question 6

What is the Location of Fibularis Brevis

Answer 6

Inferior to Fibularis Longus and Partially covered by it, It’s Tendon shares a common synovial sheath with Fibularis Longus as they wrap around (posteriorly) the Lateral Malleous

Question 7

What is the Origin of Fibularis Brevis

Answer 7

Distal shaft of Fibula

Question 8

What is the Insertion of Fibularis Brevis

Answer 8

Tuberosity of the Base of 5th Metatarsal (dorsal aspect)

Question 9

What are the Actions of Fibularis Brevis

Answer 9

Plantar Flexion and Eversion of Foot

Question 10

What is the Innervation of Fibularis Brevis

Answer 10

Superficial Fibular Nerve