311
18.12.68
27.8.70.
FIG. 137.
urechal cyst with the umbilicus (Fig. isyb) although the lateral X-ray of the bladder
showed some structural abnormality of the apex of the bladder.
Since Mosso & Pellacini's cystometric studies in 1882, anatomists, neurologists, physio
logists and urologists have been engaged in a great variety of studies on the complex act
