DISEASES OF THE STOMACH AND INTESTINES. 



381 



neck of the bladder is spasmodicaJly contracted and prevents the 

 urine from passing; but when the spasms are relieved, he will lie 

 quiet for some time, get up finally, shake himself, stretch out, 



Fig. 108— Spasmodic Colic. ShowiDg tirst symptoms. 



and urinate freely. "When this takes place it is evidence that the 

 spasmodic contractions of the muscular fibers of the intestines 

 have relaxed, and the animal is freed from pain. The animal 



Fig. 109— Spasmodic Colic. Becoming severe and aggravated. 



usually takes a little food between the paroxysms, but finally 

 they may be so severe that he will not notice food. When the 



