Formative Evaluation
[page 18]
171. Intestinal obstruction is a frequent finding along with a malrotation. Which of the following is usually affected?:
 
A. Duodenal atresia
B. Jejunal atresia
C. Ileal atresia
D. Colonic atresia
E. A and D are correct
172. The most frequent cause for neonatal intestinalobstruction is:
 
A. Meconium ileus
B. Malrotation + midgut volvulus
C. Congenital bands
D. Ileal atresia
E. Intussuscetpion
173. Which of the following is not associated with a high incidence of maternal hydramnos?:
 
A. Duodenal atresia
B. Jejunal atresia
C. Ileal atresia
174. Which of the following is frequently associated with cystic fibrosis?:
 
A. Ileal atresia
B. Jejunal atresia
C. Malrotation
D. Pulmonary fibrosis
E. None of the above
175. The operative technique which decompresses an intussusception is dependent on :
 
A. Constant firm traction on the proximal bowel
B. Resection of the involved segment without traction
C. Progressive manual pressure on distal segment to intussusception
176. In Hirschsprung's disease, which of the following is absent?:
 
A. Myenteric ganglia
B. Auerbach's plexus
C. Neither
D. A and B are correct
177. Which organ is most often involved in association with a colonic aganglionosis?:
 
A. Pancreas
B. Gall bladder
C. Bladder
D. Small intestine
E. All of the above
178. The easiest way to document the diagnosis of Hirschsprung's disease in 90 per cent of the cases is :
 
A. Barium enema
B. Rectal biopsy (full thickness)
C. Intraluminal manometric studies
D. Sigmoidoscopy
E. None of the above
179. Manometric studies of the rectal sphincter mechanism in Hirschspring's disease
indicate :
 
A. External sphincter contraction and internal sphincter contraction
B. External sphincter contraction and internal sphincter relaxation
C. Internal sphincter contraction and external sphincter relaxation
D. Internal sphincter relaxation and external sphincter relaxation
180. Recurrent rectal prolapse in children is usually treated by :
 
A. Rectal segment resection
B. Recurrent digital reduction
C. Creation of an inflammatory response between rectal wall and sacrum by dissection of the area and packing
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