Anatomy Which of the following is accurate regarding Meckel diveiculum? A Is the allantoic duct remnant B Is a failure of the right umbilical vein to involute C Is an extraabdominal remnant of the umbilical vesicle D Is a failure of the intraabdominal poion of the umbilical vesicle to atrophy 💡 Explanation Which of the following is accurate regarding Meckel diveiculum? ✓ Correct Answer: D. Is a failure of the intraabdominal poion of the umbilical vesicle to atrophy