Physicians and surgeons have demanding education and training requirements. Almost all physicians complete at least 4 years of undergraduate school, 4 years of medical school, and, depending on their specialty, 3 to 8 years in internship and residency programs.ertification is not required for physicians and surgeons; however, it may increase their employment opportunities. M.D.s and D.O.s seeking board certification in a specialty may spend up to 7 years in residency training; the length of time varies with the specialty.
From the kidneys, urine travels down two thin tubes called ureters to the bladder. The ureters are about 8 to 10 inches long. Muscles in the ureter walls constantly tighten and relax to force urine downward away from the kidneys. If urine is allowed to stand still, or back up, a kidney infection can develop.
Ureters go from the pelvis of the kidney into the urinary bladder. From the urinary bladder, the urethra is the tube that carries the urine to the outside   the ureters are â¦ tubes that exit the kidneys at the Hilus, coveying urine into the bladder, approximatly 25cm long.oth carry urine to other places, as the ureter carries urine from  the kidneys to the urinary bladder and the urethra carries urine  from the bladder to the outside of the â¦ body. 1 person found this useful.