Which type of laser has a wavelength that creates a bright blue-green visible light within a plasma tube?

________ The second step in specimen collection is proper patient education

Indicate whether the statement is true or false

Which of the following statements is correct?

A) Topographical occlusal radiographs yield a greater amount of information in the alveolar crest and apical areas than periapical radiographs. B) Topographical occlusal radiographs may be exposed only on the maxillary arch. C) Cross-sectional occlusal radiographs work best to image the maxilla. D) Topographical occlusal radiographs cannot be used on children.