Esophageal Atresia and Tracheoesophageal Fistula

Medicine

This document defines Esophageal Atresia (EA) and Tracheoesophageal Fistula (TEF) as congenital anomalies. EA is the failure of the esophagus to form a continuous tube, while TEF is an abnormal connection between the trachea and esophagus. These conditions occur during the 4th and 5th weeks of gestation.

Pediatrics Anatomy Congenital Anomalies

10 Questions Easy Mar 7, 2026

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About this Study Set

This study set covers Medicine through 10 practice questions. This document defines Esophageal Atresia (EA) and Tracheoesophageal Fistula (TEF) as congenital anomalies. EA is the failure of the esophagus to form a continuous tube, while TEF is an abnormal connection between the trachea and esophagus. These conditions occur during the 4th and 5th weeks of gestation. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 10 questions from the Esophageal Atresia and Tracheoesophageal Fistula study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 What is Esophageal Atresia (EA)?

A An abnormal communication between the trachea and esophagus.
B The failure of the esophagus to develop as a continuous canal or tube.
C A condition where the trachea and esophagus are joined at the larynx.
D An abnormality of the length of the trachea.

2 What is a Tracheoesophageal Fistula (TEF)?

A The failure of the esophagus to develop as a continuous canal or tube.
B An abnormality of the length of the esophagus.
C An abnormal communication between the trachea and esophagus.
D A condition where the trachea and esophagus separate longitudinally.

3 When does the foregut normally develop into a continuous canal or tube?

A During the 1st and 2nd week of gestation.
B During the 4th and 5th week of gestation.
C During the 7th and 8th week of gestation.
D After birth.

4 EA and TEF are considered what type of anomalies?

A Acquired anomalies
B Genetic mutations
C Congenital anomalies
D Environmental factors

5 Where are the trachea and esophagus joined?

A At the stomach
B At the larynx
C At the diaphragm
D At the duodenum

6 The text mentions that EA is also a common what?

A Symptom
B Treatment
C Congenital anomaly
D Diagnostic tool

7 What is a characteristic of EA concerning the esophagus's development?

A It forms a double tube.
B It fails to develop as a continuous canal or tube.
C It fuses to form a single, wider tube.
D It separates into three parallel tubes.

8 TEF is an abnormal communication between which two structures?

A Esophagus and stomach
B Larynx and pharynx
C Trachea and esophagus
D Bronchi and lungs

9 What happens to each longitudinal portion in the development described?

A They remain separate.
B They fuse to form parallel tubes.
C They fuse to form a single tube.
D They are reabsorbed.

10 The text states that the trachea and oesophagus are joined at the...

A Pharynx
B Larynx
C Epiglottis
D Cricoid cartilage

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