What is the term for the therapeutic positional measures which utilize gravity to assist in secretion removal from the lungs?

________ literally defined as a "nest of hair", this is a collection of hair that has become infected, although it may be asymptomatic, and most commonly occurs on the gluteal cleft near the sacrum, or near the base of the back

Fill in the blank with correct word.

When sending mail to a foreign country, the last address line should include which information in capital letters?

A) Recipient's name B) Country abbreviation C) Full name of the country D) Postal code