Significant vital sign changes will occur if the typical adult acutely loses more than ______ of his or her total blood volume.

Each of the following is a limitation of radiographs in the assessment of periodontal disease EXCEPT one. Which one is the EXCEPTION?

a. Two-dimensional images do not reveal infrabony changes. b. The destruction of periodontium is not as severe clinically. c. Changes in soft tissues will not be imaged. d. Active versus inactive disease is not distinguished.

TRICARE is secondary to all other insurance plans except:

A. Medicare B. Medicaid C. BC/BS D. none of the above