achilles is made up of what muscles
Structure[edit] The two muscle layers that make up the triceps surae, namely the gastrocnemius and soleus. The triceps surae is connected to the foot through the Achilles tendon, and has 3 heads deriving from the 2 major masses of muscle. The superficial portion (the gastrocnemius) gives off 2 heads attaching to the base of the femur directly above the knee.