Question

the______is a structure present in the kidneys. a ureter b urinary bladder c urethra d none of the above

Explanation:

The ureter is a tube that carries urine from the kidney to the urinary bladder. The urinary bladder stores urine. The urethra is the tube that carries urine from the bladder to outside the body. None of these are structures present within the kidneys.

Answer:

d. None of the above