Tuba section in a British style brass band. Tubas are found in various pitches, most commonly in F, E â­ , C, or B â­ . The main tube of a B â­ tuba is approximately 18 feet (5.5 m) long, while that of a C tuba is 16 feet (4.9 m), of an E â­ tuba 13 feet (4.0 m), and of an F tuba 12 feet (3.7 m). The instrument has a conical bore, meaning the bore diameter increases as a function of the tubing length from the mouthpiece to the bell.
The total body water is divided into intracellular and extracellular fluids. Plasma is considered __.
1 Digestive System The process of chemically and physically breaking down foods into simpler forms that can be absorbed is called digestion. Digestive System â¢ The digestive system can be divided into two major parts: â (1) the alimentary canal (gastrointestinal, or digestive tract) and â (2) the accessory organs.igestive System Overview â¢ The large intestine is divided into the (1) cecum, (2) appendix, (3) colon, (4) rectum, and (5) anal canal. â The sigmoid colon joins the rectum, which terminates at the anal canal. The short anal canal terminates at the opening to the outside called the anus.