Develop the skills you need to produce diagnostic-quality medical images! *Radiologic Science for Technologists: Physics, Biology, and Protection, 12th Edition* provides a solid foundation in the concepts of medical imaging and digital radiography. Featuring hundreds of radiographs and illustrations, this comprehensive text helps you make informed decisions regarding technical factors, image quality, and radiation safety for both patients and healthcare providers. New to this edition are all-digital images and the latest radiation protection standards and units of measurement. Written by noted educator Stewart Carlyle Bushong, this trusted resource prepares you for success on the ARRT® certification examination and in professional imaging practice.

* **Broad coverage of radiologic science** includes radiologic physics, imaging, radiobiology, and radiation protection, with specialized topics such as mammography, fluoroscopy, spiral computed tomography, and cardiovascular interventional procedures.
* **Objectives, chapter outlines, introductions, and summaries** organize content and emphasize the most important concepts in every chapter.
* **Formulas, conversion tables, and abbreviations** provide quick-reference information, while mathematical equations are accompanied by sample problems with direct clinical applications.
* **Key terms** are highlighted in bold and defined at their first appearance, with all terms included in the expanded glossary.
* **Math formulas** are presented in shaded boxes for easy reference.
* **Penguin icons** highlight essential facts and concepts that are critical for understanding the subject.
* **End-of-chapter review questions** include definition exercises, short-answer questions, and calculation problems to reinforce learning.
* A **companion student workbook**, available separately, provides worksheets that complement and reinforce the material presented in the text.

**NEW!**

* Updated content reflects the latest curriculum standards established by the ARRT® and ASRT.
* Updated radiation protection standards and units of measurement are incorporated throughout the text.
* Streamlined physics and mathematics sections focus on the essential concepts needed for the ARRT® certification examination and clinical practice.
* Chapter objectives are more closely aligned with the ASRT core curriculum, helping students concentrate on the knowledge most important for Registry exam preparation and clinical success.