Forearm Biomechanics Diagram - Lever System and Force Measurement #111296 (License: Personal Use)

This technical illustration depicts the forearm as a third-class lever system, with the elbow joint as the fulcrum, biceps brachii applying force at distance s, and a 2 N load acting distally. A displacement transducer measures linear movement, while angle α indicates joint flexion. The red line represents the line of action of the resultant force vector.

Used in biomechanics textbooks, kinesiology courses, and rehabilitation engineering resources to explain musculoskeletal mechanics; matches user intent for academic study, clinical training, or engineering design reference.