Dredge leather bladder1/10/2024 ![]() ![]() In contrast to the rest of the internal bladder, the trigone has smooth walls (this is explained by the different embryological origin: the trigone is developed by the integration of two mesonephric ducts at the base of the bladder).įig 2 – Anatomical features of the bladder. Internally, these orifices are marked by the trigone – a triangular area located within the fundus. Urine enters the bladder through the left and right ureters, and exits via the urethra. ![]() Neck – formed by the convergence of the fundus and the two inferolateral surfaces.It is triangular-shaped, with the tip of the triangle pointing backwards. Fundus (or base) – located posteriorly.Body – main part of the bladder, located between the apex and the fundus. ![]() It is connected to the umbilicus by the median umbilical ligament (a remnant of the urachus). Apex – located superiorly, pointing towards the pubic symphysis.The external features of the bladder are: When full, it exhibits an oval shape, and when empty it is flattened by the overlying bowel. The appearance of the bladder varies depending on the amount of urine stored. ![]()
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