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.
Since 2010, the ACA has required insurers to allow dependents to stay on their parentsâ plan until age 26, even if they have a job with benefits. In 2014, young adults will also be able to buy insurance on the new state exchanges if they canât get affordable coverage (costing 9.5% of income or less) through an employer.