The human body as a whole is a complex system that is made up of dozens of smaller systems that are equally complex. Two of those are the small joints that allow you to effortlessly open and close your mouth. Most of us take these joints—properly called temporomandibular joints, or TMJs—for granted. However, let one or both malfunction and you suddenly become very aware of their significance to daily function. To treat TMJ, Crown Point residents know they can count on Berquist Family Dentistry.