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.
The voluntary muscles of the eye is the extrinsic eye muscle that are controlled during the convergence reflex. The convergence reflex is keen on keeping the eye alert. The voluntary muscles of the eye is the extrinsic eye muscle that are controlled during the convergence reflex.