one of a breed of long-horned beef cattle of the southwestern U.S., developed from cattle introduced into North America from Spain and valued for disease resistance, fecundity, and a historical association with the old West: now rare. Origin of Texas longhorn Expand. 1905-1910.
How does a mediport work? A port consists of a reservoir compartment (the portal) that has a silicone bubble for needle insertion (the septum), with an attached plastic tube (the catheter). The device is surgically inserted under the skin in the upper chest or in the arm and appears as a bump under the skin.
Lower pole - the bottom part of the collecting system. Stones in this location are generally the most difficult to treat. Stone fragments tend to persist in this location and act as seeds of recurrent stones. Medulla - inner solid portion of kidney where urine is formed and concentrated. Mid pole - middle portion of the collecting system usually composed of infundibulae which often drain a single calyx. Middle Ureter - the portion of the ureter which overlies the bony pelvis.