<prompt> McNeals peripheral Zone in prostate gland is the seat ofBenign HyperophyCancerProstatitisCalculi  <response>: Carcinoma prostate arises from the peripheral zone in prostatic gland proper, commonly in posterior lobe. BPH arises from the submucosal glands of periurethral transitional zone. Reference : page 1044 and1048 SRBs manual of surgery 5th edition 