At birth, the respiratory system becomes fully functional upon exposure to air, although some lung development and growth continues throughout childhood.

While the birth is being delayed, the woman receives antibiotics to prevent infection and steroids to help speed up her baby's lung development.

By knocking out Foxp1 scientists have discovered the importance of this gene in cardiac and lung development.

The outcome depends on the lung development on the affected side.

For example, lung development may be hindered by nutritional deprivation early in gestation.

Amniotic fluid allows the fetus to move before birth and is important for lung development.

At 34 weeks of gestation, the critical point for fetal lung development, Kris was sent home for more bed rest.

Since there is no way to test lung development in utero, Andersen has to play a game of chance.

In the fetus, severe hydronephrosis may contribute to inadequate lung development.

Because of the high altitudes, they had unique lung developments with almost one third greater capacity than other humans.