Lower Limb

Question 1

Gastrocnemius:

1. Compartment
2. Attachment
3. Insertion
4. Movement
5. Innervation

Answer 1

1. posterior leg
2. lateral head - lateral condyle of femur, medial head - posterior part of medial condyle
3. posterior calcaneus
4. plantarflexion, flexion of leg at knee, raises heel when walking
5. tibial (S1-2)

Question 2

Soleus:

1. Compartment
2. Attachment
3. Insertion
4. Movement
5. Innervation

Answer 2

1. posterior leg
2. posterior head of fibula, proximal 1/3 posterior body of fibula, soleal line, medial border of tibia
3. posterior calcaneus
4. compresses deep nerves for pressure
5. tibial nerve

Question 3

Plantaris:

1. Compartment
2. Attachment
3. Insertion
4. Movement
5. Innervation

Answer 3

1. posterior leg
2. femur, oblique popliteal ligament
3. posterior calcaneus
4. weakly assists in plantarflexion (used for grafts)
5. tibial nerve (S1-2)

Question 4

popliteus:

1. Compartment
2. Attachment
3. Insertion
4. Movement
5. Innervation

Answer 4

1. posterior leg
2. lateral condyle of femur
3. posterior tibia
4. flexes and medially rotates leg at knee
5. tibial nerve (L4-5, S1)