SECTION I: Learning Activities 1. Role of the Limited X-ray Machine Operator 2. Introduction to Radiographic Equipment 3. Basic Mathematics for Limited Operators 4. Basic Physics for Radiography 5. X-ray Production 6. X-ray Circuit and Tube Heat Management 7. Principles of Exposure and Image Quality 8. Digital Imaging 9. Scatter Radiation and Its Control 10. Formulating X-ray Techniques 11. Radiobiology and Radiation Safety 12. Introduction to Anatomy, Positioning, and Pathology 13. Upper Limb and Shoulder Girdle 14. Lower Limb and Pelvis 15. Spine 16. Bony Thorax, Chest, and Abdomen 17. Skull, Facial Bones, and Paranasal Sinuses 18. Radiography of Pediatric and Geriatric Patients 19. Image Evaluation 20. Ethics, Legal Considerations, and Professionalism 21. Safety and Infection Control 22. Assessing Patients and Managing Acute Situations 23. Medications and Their Administration 24. Medical Laboratory Skills 25. Additional Procedures for Assessment and Diagnosis 26. Bone Densitometry SECTION II: Preparation Guide for the American Registry of Radiologic Technologists Examination for the Limited Scope of Practice in Radiography SECTION III: Preparation Guide for the American Registry of Radiologic Technologists Examination for Bone Densitometry Equipment Operators