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Urination - Definition


Urination is the medical term for evacuating the urine from the bladder. It is made possible thanks to the relaxation of the sphincter of the bladder, which is accompanied by the contraction of the bladder muscle, the detrusor. Normal urination is an act controlled by the will, painless, and allowing complete evacuation of the bladder. Dysuria is the trouble with urination, such as the need to force, prolonged dripping, a weak stream, or slow urination. The frequency of urination can be increased, it is called frequent urination. Sometimes the need becomes urgent or burning sensations are present when urinating. Urinary leaks are also possible. All these signs are suggestive of an abnormality.