The ductus arteriosus eventually becomes a strip of connective tissue, called the____, which tethers the heart to the aorta.

Treatment of transient tachypnea of the newborn (TTN) includes

A) warmed, humidified oxygen B) cooled, dehumidified room air C) warmed, dehumidified room air D) cooled, humidified oxygen

The malleus is part of the external ear.

Answer the following statement true (T) or false (F)