Immune system disorders cause abnormally low activity or over activity of the immune system. In cases of immune system over activity, the body attacks and damages its own tissues (autoimmune diseases). Immune deficiency diseases decrease the body's ability to fight invaders, causing vulnerability to infections. Vasculitis. 2  The immune system attacks and damages blood vessels in this group of autoimmune diseases. 3  Vasculitis can affect any organ, so symptoms vary widely and can occur almost anywhere in the body. 4  Treatment includes reducing immune system activity, usually with prednisone or another corticosteroid.
Comments about Denis Wick DW5531 Series Adjustable Trumpet Cup Mute: This cup mute is a fantastic value and is versitle. The adjustable cup is great when switching between trumpets with different bell sizes to get the right gap between the bell and cup. It is esspecially helpful when the music calls for tight cup mute.
Rating Newest Oldest. Best Answer: TUBA [Lat.,=trumpet], valved brass wind musical instrument of wide conical bore. The term tuba is applied rather loosely to any low-pitched brass instrument other than the trombone; such instruments vary in size, and are known by various names. The contrabass tuba, which is most common, plays in the same range as the double bass. The helicon and sousaphone are contrabass tubas used in marching bands; they coil around the player and rest on the left shoulder. The baritone and euphonium are small tubas, mainly band instruments, pitched the same as the trombone.