Drive - embryology Flashcards
1
Q
From what is the respiratory tract derived from?
A
The foregut endoderm and associated mesoderm.
2
Q
When do the lung buds form (first appearance of the lungs)
A
At 4 weeks
3
Q
At what week do terminal bronchioles give way to terminal sacs?
A
16 weeks
4
Q
What week of development is surfactant produced?
A
24 weeks
