For other uses, see Atrium. The atrium (plural: atria) is a blood collection chamber of the heart. It was previously called the auricle, and that term is still used to describe this chamber in, for example, the Mollusca, but in humans that name is now used for an appendage of the atrium.
1 Adult children whose eligible parents have or had a USAA auto or property insurance product.*. 2  Widows and widowers of USAA members who have or had a USAA auto or property insurance policy. * Children must be 18 years or older to be eligible for USAA membership and purchase products in their own name.
USAA administers four different life insurance products: military term (for members of the military only), level term (for everyone else), universal life, and whole life. Both term life products come with terms of as little as 10 years and as long as 30 years. Premiums vary by age, location, and policy size.