Superficial Posterior Compartment of Leg Flashcards
1
Q
What are the two origins of gastrocnemius?
A
Medial and lateral condyles of femur
2
Q
What is the origin of plantaris?
A
Lateral supracondylar ridge of femur
3
Q
What is the origin of soleus?
A
Soleal line on medial surface of tibia. Fibular head.
4
Q
What is the common insertion for all 4 superficial muscles?
A
Posterior surface of calcaneus via calcaneal tendon
5
Q
What is the common innervation of all 4 muscles?
A
Tibial Nerve (S1, S2)
6
Q
What is the common action of gastrocnemius and plantaris?
A
Plantar flexion of foot and flexion of knee
7
Q
What is the action of soleus?
A
Plantar flexion of foot.
