Chapter 15

Question 1

____ results either from spontaneous posterior deviation of the tracheoesophageal septum or from some mechanical factor pushing the dorsal wall of the foregut anteriorly

Answer 1

Esophageal atresia and/or tracheoesophageal fistula

Question 2

In addition to atresias, the lumen of the esophagus may narrow, producing ___, usually in the lower third.

Answer 2

esophageal stenosis

Question 2

Esophageal atresia and/or tracheoesophageal fistula results either from spontaneous posterior deviation of the ___ or from some mechanical factor pushing the dorsal wall of the foregut anteriorly

Answer 2

tracheoesophageal septum

Question 3

Atresia of the esophagus prevents normal passage of amniotic fluid into the intestinal tract, resulting in accumulation of excess fluid in the amniotic sac [___]

Answer 3

polyhydramnios

Question 4

Occasionally, the esophagus fails to lengthen sufficiently, and the stomach is pulled up into the esophageal hiatus through the diaphragm. The result is a ___

Answer 4

congenital hiatal hernia