Gastrocnemius muscle

Dr Henry Knipe and Dr Jeremy Jones et al.

The gastrocnemius muscle is one of the calf muscles (triceps sure) in the superficial posterior compartment of the leg which sits superificial to the much larger soleus muscle. It gives the calf its distinctive two-headed appearance and is a primary plantarflexor.

  • absence
    • of entire muscle
    • of lateral head
  • third head arising from popliteal surface of femur
  • sesamoid bone in lateral head (fabella)
Anatomy: Lower limb
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Article information

rID: 6024
Section: Anatomy
Synonyms or Alternate Spellings:
  • Gastrocnemius

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