1154. Such spirits preside over the urinary bladder, indeed over its function when the urine is to be ejected. That spirits are assigned to that office, I have been instructed by experience for some days, and also from the effect, for when these spirits withdrew themselves the emission of the urine ceased entirely, and when it was directed by them, also when they were indignant, they turned themselves round, which seemed to me to be attended with danger to the neck of the bladder. These things were made so manifest to me that there can be no doubt. Others are quite unable to feel this for reasons set forth elsewhere [n. 1145].