morphine ( 1 mg/kg , i.v . ) completely inhibited bladder contraction and bladder pressure was elevated until solution leaked from the penis , but the bladder pressure after inhibition by morphine ( 1 and 5 mg/kg , i.v . ) did not significantly rise over the peak pressure level during micturition before injection of morphine .
C0005682
bladder
C0042034
micturition