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Hamstring
![Diagram showing hamstring muscle and knee pivot.](/_next/image?url=https%3A%2F%2Fwww.datocms-assets.com%2F117510%2F1722388080-science_learning_hub_hamstring_v2.png%3Fw%3D830%26h%3D1034&w=1080&q=85)
The load and weight of the lower leg produce a clockwise torque about the knee. The lower leg will rotate in a clockwise direction.
If the hamstring muscle at the back of the upper leg contracts with a strong force, it produces an anticlockwise torque that holds the leg up.
Rights: The University of Waikato Te Whare Wānanga o Waikato
Published: 21 June 2007Updated: 21 June 2007Size: 119.53 KB