The health care sector constituted what percentage of the U.S. gross domestic product in 2011?

A __________ device is used to pack the powder down into the body of a capsule

A) dam B) tamping C) rocking D) weighing

Which of the following statements is correct?

a. Occlusal radiographs have some amount of dimensional distortion. b. The occlusal technique is similar to the paralleling technique. c. Occlusal films should be inserted completely into the oral cavity. d. An image receptor holder will allow for correct positioning of occlusal radiographs.