Embryology Flashcards Preview

Board Review: General Anatomy Respiratory Anatomy > Embryology > Flashcards

Flashcards in Embryology Deck (11):
1

THe respiratory system is developed as a respiratory diverticulum from what?

Upper end of foregut

2

From the upper end of foregut what develops?

Two lung buds

3

Lung buds become what?

Primary bronchi of each lung

4

The primary bronchi subdivide into what?

Secondary (lobar) bronchi

5

The secondary bronchi divide into what?

Teritary (segmental) bronchi

6

The teritary bronchi continue to divide and divide until what?

Terminal bronchioles are formed

7

Terminal bronchioles give rise to what?

Respiratory bronchiole

8

What develop later from respiratory bronchioles in the 3rd trimester?

Alveoli

9

What is an uncommon congenital defect?

Esophageal atresia with trachea-esophageal fistula

10

What is the atresia part?

The upper end of esophagus is blind-ending

11

The lower end of the esophagus is connected to lower end of trachea by what in the defect?

Fistula