Proceedings of the National Academy of Sciences of the United States of America, Vol. 75, No. 10 (Oct., 1978), pp. 5239-5243 (5 pages) In a study of autonomic reflexes it was found that some produce a ...
Micturition or urination is the process of emptying urine from the storage organ, namely, the urinary bladder. The detrusor is the smooth or involuntary muscle of the bladder wall. The urethral ...