Researchers suggest integrating the labels with the diagram as closely as possible instead of separating them helps the students learn more about the structure. Labeling a diagram requires applying knowledge of a concept. It is an effective form of self-assessment, enabling students to check their understanding. As a right-hand thumb rule, a label is nothing but a word or phrase assigned to a specific part of a diagram to help the reader identify it. In the following sarcomere labeled diagram, we have shown Z-Line, H-Zone, M-Line, Lighter I Band, Darker A Band, and more. As you saw here, creating a labeled diagram is very important for academic purposes. With the help of EdrawMax Online, you can easily create one and share it with your friends. At EdrawMax Online, you can change the font or the font size as per your requirement.