In this section I will cover the basics of the major skeletal muscles.The level of knowledge will affect how well realized you drawings and renderings will be. Every artist is a life long student, picking and choosing the knowledge they acquire to achieve the results they want. Hopefully this will give beginners a good solid foundation, along with a few more advanced tips that will give a clue to how deep the knowledge well goes (deeper then my own practiced abilities). All tonals below are non referenced exercises. A good way to remind yourself where your weaknesses are.