The inner surfaces of alveoli are covered with a lipid substance called surfactant to help prevent them from collapsing

There is an unfortunate and rare medical condition, known as __________ , where the brain of a baby does not fully develop in-utero

Fill in the blank(s) with the appropriate word(s).

With nocturnal intermittent peritoneal dialysis (NIPD), there are ____ overnight exchanges

A) no more than two B) at least two C) no more than five D) at least six