@myanatomylab: This is the gastrocnemius muscle, it is responsible for pointing the foot downward and helping bend the knee. The gastrocnemius is the large, superficial muscle on the back of the lower leg, commonly known as the calf muscle. It has two heads that originate from the medial and lateral condyles of the femur, just above the knee joint. From there, the muscle fibers travel downward and merge into the Achilles tendon. The Achilles tendon then inserts onto the calcaneus, or heel bone. Because it crosses both the knee and the ankle, the gastrocnemius contributes to movement at both joints. When it contracts, it produces plantar flexion of the foot, which is the movement used to push off the ground while walking or running. It also assists with flexion of the knee. The gastrocnemius works together with the soleus to generate powerful movements in the lower leg. Your anatomy explains how your body produces force during movement. #anatomy #medstudent #muscles #doctor #doctorsoftiktok

MyAnatomyLab

Open In TikTok:

Region: US

Monday 27 April 2026 18:06:29 GMT