. Fig. 239.—Upper surface of the neck of the bladder and origin of the urethra in the ox. 1, Bladder; 2, vesiculse seminales; 3, vas deferens ; 4, principal portion of the prostate gland extending beneath the sphincter ; 5, sphincter; 6, aponeurosis of the sphincter, clothing the upper portion of the urethra and the flattened portion of the prostate. (After Barrier.)

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectveterin, bookyear1920