At what age does the anterior abdominal wall begin to develop?

1.   ?    2nd fetal week
2.   ?    4th fetal week
3.   ?    6th fetal week
4.   ?    8th fetal week

During what fetal stage is the developing GI tract extruded out into the extra embryonic coelomic cavity?

1.   ?    2nd ? 4th fetal week
2.   ?    4th ? 6th fetal week
3.   ?    6th ? 10th fetal week

T or F: By the 12th gestational week, the umbilical ring is usually complete.

1.   ?    True
2.   ?    False

Is there always fascia between the peritoneum and scar tissue at the umbilicus itself?

1.   ?    Yes
2.   ?    No

Where do most umbilical hernias occur?

1.   ?    Upper portion of the umbilical ring
2.   ?    Lower portion of the umbilical ring

The vitelline duct usually disappears by what week of embryonic life?

1.   ?    4th fetal week
2.   ?    7th fetal week
3.   ?    10th fetal week

T or F: Omphalitis is usually associated with ectopic umbilical cord elements.

1.   ?    True
2.   ?    False

T or F: An umbilical polyp will usually not respond to silver nitrate therapy, and may contain gastric tissue.

1.   ?    True
2.   ?    False

What is the reason for obtaining a voiding cystourethrogram in patients with urachal remnants?

1.   ?    To demonstrate a patent urachus
2.   ?    To identify patients with valves / bladder outlet obstruction
3.   ?    To look for bladder diverticula

T or F: Adenocarcinoma of the urachus can occur in elderly adults, and has poor prognosis.

1.   ?    True
2.   ?    False

What percent of black infants vs. white infants under the age of six weeks have an umbilical hernia?

1.   ?    Black 33% vs. White 4%
2.   ?    Black 65% vs. White 2%
3.   ?    Black 15% vs. White 5%

____% of premature infants under 1200 gm have an umbilical hernia?

1.   ?    25%
2.   ?    50%
3.   ?    80%
4.   ?    95%

What disease is NOT associated with an increased incidence of umbilical hernia?

1.   ?    Down's syndrome
2.   ?    Beckwith-Wiedemann syndrome
3.   ?    Congenital hypothyroidism
4.   ?    Mucopolysaccharidoses
5.   ?    All are associated with UH

What is the risk of incarceration in an umbilical hernia?

1.   ?    Less than 1 ? 2%
2.   ?    Less than 5 ? 7%
3.   ?    Less than 15%
4.   ?    Less than 25%

What is most common complication of umbilical hernia repair?

1.   ?    Infection
2.   ?    Recurrence
3.   ?    Bleeding
4.   ?    Bowel injury