Which of the following is unique to an individual, is present on every cell in that person's body, and activates T cells?

From the age of 1 to the age of 40, _________ is the leading cause of death.

a. cardiac arrest b. congenital disease c. trauma d. AIDS

Which is a practice associated with the insertion of drains during a surgical procedure?

a. Keep the end of the drain sterile until connected to the drainage tubing. b. Keep only the drain and the top half of the tubing sterile. c. Wrap tape around tubing connections to secure them. d. Dress the drain site together with the incision site.