Where does urine flow? a. renal pelvis to the urethra to the bladder to the ureter b. collecting duct to the renal pelvis to the ureter to the bladder c. collecting duct to the ureter to the urethra d. ureter to the renal pelvis to the urethra to the bladder?

The correct answers are (b) and (C)

b. collecting duct to the renal pelvis to the ureter to the bladder
c. collecting duct to the ureter to the urethra

The daily production of urine is approximately 170 liters. Urine composed of water, salts, uric acid, urea and amino acids. These substances are being removed from the blood in the kidneys, where small tubules and large collecting ducts locate. The collected urine is them moves to the renal pelvis and ureters. And then to the urinary bladder and urethra.

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