<prompt> Deep inguinal ring is present in?Internal oblique muscleLacunar ligamentFascia tranversalisTransversus abdominis  <response>: Ans. c Fascia transversalis. Ref. Bailey and Love, Surgery 25thpg.885, BD Chaurasia, Vol 1, 2nd151.BOUNDARIES OF INGUINAL CANALAnterior - Apponeurosis of external oblique reinforced laterally by origin of internal obliquePosterior - fascia transversalis, reinforced in medial l3rd by conjoint tendonFloor - Inguinal ligamentRoof - Arching fibers of internal oblique transversus abdominis Inguinal canal is 4 cm long. Deep inguinal ring:- is an oval opening in fascia transversalis, situated half inch above the midinguinal point and just lateral to inferior epigastric artery.- It transmits spermatic cord in males and round ligament of uterus in females.- Direct hernia occurs through it. Superficial inguinal ring:- is triangular defect in aponeurosis of external oblique. 