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.
Voluntary muscles can be strengthened with exercise, and will atrophy without it. Photo Credit my muscles image by Frenk_Danielle Kaufmann from Fotolia.com. Voluntary muscles are one of three types of muscle in the body; smooth and cardiac are the other two types.There are more than 600 muscles in the body, and each falls into one of these categories.mooth muscles are involuntary; cardiac muscles make up the muscles in the heart; voluntary muscles are controllable by your brain &mdash; and these are the muscles you use to perform activities. The muscles of the chest, back, shoulders, abdominals, arms, and legs make up the body&#039;s major muscle groups.