This is Volume 1 of a two-volume set of companion workbooks for Bontrager/Lampignano: Textbook of Radiographic Positioning and Related Anatomy and covers Chapters 1 - 13 from the book. The workbook supports the text and offers opportunities for application to enhance understanding and retention. The workbook features situation-based questions on positioning and anatomy with illustrations. Also included are film critique questions, laboratory activities, and self-evaluation tests. Chapter competencies are formatted as a set of tasks that the student should be able to perform after working through the chapter.