most tinnitus is primary tinnitus where no cause can be identified aside from hearing loss secondary tinnitus is associated with a specific underlying cause that may be treatable your doctor will help you distinguish whether your tinnitus is primary or secondary
voluntary muscle. n. A muscle, such as any of the striated muscles except the heart, whose action is normally controlled by individual volition.oluntary muscle. n. A muscle, such as any of the striated muscles except the heart, whose action is normally controlled by individual volition.
Broadly speaking, the muscular system of the human body is composed of three distinct types of muscles-skeletal muscles, smooth muscles, and the cardiac muscle. The skeletal muscles are what we know as voluntary muscles, and these muscles are those, that we can train and develop by using muscle-building methods.The smooth muscles are the involuntary muscles.he skeletal muscles are what we know as voluntary muscles, and these muscles are those, that we can train and develop by using muscle-building methods. The smooth muscles are the involuntary muscles.