Bladder Model (LSE) This enlarged model shows the male urinary bladder with prostate gland surrounding the urethra. Dissected medially to expose the internal and external features, our model depicts the ureteric and urethral orifices, ductus deferens, seminal gland, and ejaculatory duct. 27 x 20 x 15 cm. Weight: 1.2kg. Qty :