The urinary bladder stores urine. The walls of the bladder can shrink and stretch. When the bladder is full, the muscles will
contract to empty the bladder. The urine is then released into the
urethra, which is a tube that carries urine from the bladder to the
outside of the body.
Which two body systems work together to carry out the process described in the passage?
A.
immune
B.
nervous
C.
muscular
D.
excretory
EU
respiratory
F
cardiovascular