A. False Prostatic enlargement is a cause, not a consequence, of urethral obstruction.
B. True Due to the increased work it has to do.
C. True Long-standing obstruction leads to urinary reflux when the uretero-vesical valves become incompetent.
D. True Back-pressure in the ureters is transmitted to the nephrons and raises capsular pressure in the glomerulus.
E. True This encourages urinary tract infection.