<prompt> During TURP surgeon takes care to dissect above the verumontanum to prevent injury toExternal urethral sphincterUrethral crestProstatic utricleTrigone of bladder  <response>: TURP Damage to the external sphincter is avoided provided one uses the verumontanum as a guide to the most distal point of the resectionvaporisationenucleation. Ref: Bailey and love 27th edition Pg no : 1465 