Which of the following statements correctly describes the relationship between the kidneys and the ureters?
1
Each kidney has two ureters, one for urine outflow and one for blood inflow.
2
The right kidney connects to the left ureter and the left kidney connects to the right ureter.
3
The right and left kidneys each have their own associated ureter to transport urine to the bladder.
4
Both kidneys connect to a single ureter to transport urine to the bladder.