Urinary bladder collects in the bladder, fed from the two ureters that connect the bladder with the kidneys. Urine leaves the bladder via the urethra, a single muscular tube ending in an opening – the urinary meatus, where it exits the body. Anatomists divide the bladder into:. The apex (prev."vertex") is directed forward toward the upper part of the pubic symphysis, and from there the median umbilical ligament continues upward on the back of the anterior abdominal wall to the umbilicus. The peritoneum is carried by it from the apex on to the abdominal wall to form the middle umbilical fold. The
Bladder pipe into the bladder. While the first creation of a double reed pipe with a bladder controlling breath is unknown, it is believed to have originated in Europe before the 13th century. As an intermediate phase between the almost pan-European bagpipe and the Renaissance crumhorn, the Bladder pipe flourished from the 14th to 16th centuries. Examples have been found from Germany, Poland, England, France, Italy, Spain (called the odrecillo) and Estonia (called the rakkopilli). As it declined in popularity, it became associated with beggars and peasants. The early bladder pipe is in a family of the early medieval "chorus" instruments, a