________ is a type of primary lymphedema that usually begins after 35 years of age and accounts for the majority of primary lymphedemas

The fundamental reason a patient uses BiPAP when sleeping is to:

A) provide high-concentration oxygen. B) keep the small airways open. C) lower the amount of exhaled CO2. D) decrease the incidence of lower airway infection.

A prefix meaning elevated is ____, while a prefix meaning depressed is ____

A) endo-; ecto- B) inter-; intra- C) hyper-; hypo- D) sub-; supra-