<prompt> Superficial inguinal ring is deficient ofExternal oblique abdominisInternal oblique abdominisExternal oblique aponeurosisInternal oblique aponeurosis  <response>: It is a triangular opening that forms the exit of the inguinal canal, which houses the ilioinguinal nerve, the genital branch of the genitofemoral nerve, and the spermatic cord in men or the round ligament in women. At the other end of the canal, the deep inguinal ring forms the entrance. ref - BDC 6e vol2 