Skeletal arm — Science Learning Hub
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Groups of muscles work together, for example when the biceps muscle contracts to flex (bend) the forearm, the triceps muscle relaxes. To extend (straighten) the forearm the biceps relaxes and the triceps contracts.
Skeletal arm — Science Learning Hub
Skeletal arm — Science Learning Hub
Resultado de imagen para triceps
Flexi answers - What are the muscles known as biceps and triceps
Arm Anatomy, Muscle Groups & Names - Lesson
Contracting and relaxing of arms biceps and triceps muscles
Triceps muscle anatomy. The triceps muscles are located at the…, by giorgio angioni
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