Two small openings roughly equal to the diameter of a matchstick are left for urination and menstruation respectively.

Just when urination becomes a voluntary act depends upon the development and training of the individual child.

He complained of exquisite pain on urination, increased at the close, recurring every half hour.

And for the same reason it should always be changed immediately after urination or a movement of the bowels.

Urination should be regularly suggested to the child before he goes to bed and when he wakes in the morning.

The tissue is unusually sensitive, this condition being often indicated by a slight smarting in urination.