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What is the gravity minimized position for elbow flexion, involving biceps?

User IDesi
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Final answer:

The gravity minimized position for elbow flexion with biceps involvement is when the forearm aligns with gravity, reducing the need for bicep contraction and minimizing the torque.

Step-by-step explanation:

The gravity minimized position for elbow flexion, specifically when discussing the involvement of the biceps muscle, is a position in which the forearm is fully supported and the need for bicep contraction is reduced. One common position to achieve this is aligning the forearm with the direction of gravity, that is, letting the arm hang down sideways naturally. In this position, the torque on the biceps is minimized, because the force of gravity on the forearm and any weight it holds does not produce rotational force (torque) around the elbow, as the line of action of the gravitational force passes through the elbow joint or has very minimal distance from it. This is a valuable consideration in physical therapy and ergonomic design to prevent strain on the biceps during lifting tasks.

User Elke
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