Flexion of the forearm at the elbow involves the use of the principle of (a)________ lever(s).

Question

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Flexion of the forearm at the elbow involves the biceps brachii muscle, which is attached to the radius bone via a tendon. The effort (muscle force) is applied near the elbow joint, the fulcrum (joint), and the resistance (weight of the forearm) is at the hand. This arrangement forms a third-class lever, where the effort is in between the fulcrum and the resistance.

Flexion of the Forearm at the Elbow Involves the Use