A nurse is teaching a group of parents about TEF.Which statement made by the nurse is accurate about TEF?
A) This defect results from an embryonal failure of the foregut to differentiate into the trachea and esophagus.
B) It is a fistula between the esophagus and stomach that results in the oral intake being refluxed and aspirated.
C) An extra connection between the esophagus and trachea develops because of genetic abnormalities.
D) The defect occurs in the second trimester of pregnancy.

Question

Quizplus · Accepted Answer

When the foregut does not differentiate into the trachea and esophagus during the fourth to fifth week of gestation,a TEF occurs.A TEF is an abnormal connection between the esophagus and trachea.There is no connection between the trachea and esophagus in normal fetal development.This defect occurs early in pregnancy during the fourth to fifth week of gestation.

A Nurse Is Teaching a Group of Parents About TEF