Superficial Posterior Leg Muscles

Question 1

How many muscles are there in the superficial posterior leg muscles

Answer 1

3 muscles
Plantaris
Gastrocnemius
Soleus

Question 2

Plantaris

PA
DA
N
A

Answer 2

• Lateral supracondylar line of femur
• Posterior surface of the calcaneus via calcaneal tendon
• Tibial nerve
• Weak knee flexion
• Weak ankle plantarflexion

Question 3

Gastrocnemius

PA
DA
N
A

Answer 3

• Lateral head: lateral side of the lateral condyle of the femur
• Medial Head: Popliteal surface of the femur, superior to medial condyle

Posterior surface of the calcaneus via the calcaneal tendon

-Tibial nerve

• Plantarflexion of the ankle when the knee is extended.
• Raises heel during walking
• Flexes the knee

Question 4

Soleus

PA
DA
N
A

Answer 4

• Head & Posterior surface of fibula: soleal line and medial border of tibia (tendinous arch extends between bony attachments)
• Posterior surface of calcaneus via the calcaneal tendon
• Tibial nerve
• Plantarflexion of ankle