His mosaic theory is a theory proposed by German anatomist Wilhelm His in the 19th century that explains how muscles interact with bones to perform movements. His mosaic theory consists of several principles that describe how muscles work together to allow joint movement.
One of the basic principles of His mosaic theory is called the “His principle,” which states that when a muscle contracts, it stretches the joint on which it is attached. This happens because the muscle is attached to the bone, and when the muscle contracts, it pulls on the bone, creating a stretch in the joint.
His mosaic theory is of great importance for understanding the anatomy and physiology of movements of the human body. It helps explain how muscles and bones interact to create complex movements such as walking, running, jumping and others. In addition, the theory can be used to develop new treatments for injuries and diseases related to muscles and joints.