A temporomandibular disorder (TMD) can cause tenderness at the joints, and pain in the jaw joint and in the muscles that control jaw movement. While being more common among women than men, these disorders are treatable, but there are many different possible causes that make diagnosis difficult.

Health conditions contributing to the development of TMD include: Arthritis Erosion of the joint Habitual grinding or clenching of the teeth Structural jaw problems present at birth Attempt this quiz to test your knowledge on the basics of TMD.