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.
Look out! I've been a USAA member for 10 years. I've had their auto insurance the entire time but have never had to use it. I've never had a claim or accident and my insurance is going up $250 this year. USAA said it was a statewide increase however my neighbor's policy did not increase.