Q. Which are the tubes that carry urine from the kidney to the bladder?

Q. There are two kidneys, two ureters, one urinary bladder, and one urethra.

Q. The _________ is/are responsible for urine storage.

Q. The major organ of the urinary system is the

Q. Urine flows out of the kidneys through narrow tubes called

Q. What is the main function of the urinary system?

Q. Place the following events in sequence:
A)  Urine passes through the ureters
B)  Urea enters the kidneys
C)  Urine enters the urethra

Q. What is the function of the urethra?

Q. Before the kidney filter it out, where does urea exist?

Q. What word describes the function of the nephrons?