Surgery General a7671bf8 Preservation of illioinguinal nerve is an impoant step in inguinal hernia operation while - A Incising the sub-cutaneous tissue B Incising the extra oblique aponeurosis C Incising the cremasteric fascia D Isolating the sac High-Yield Explanation Ans. is 'b' i.e., Incising the extra oblique aponeurosis