Chapter 1 Professional Dental Hygienist Exam Questions & Verified Answers | Dental Hygiene History, Alfred Fones, Irene Newman, Supervision Models, Direct Access, Prevention, Clinical Services, ADPIED Process & ADHA Ethics | Updated 2026/2027 | Instant Do

Chapter 1 Professional Dental Hygienist Exam Questions & Verified Answers is an exam-focused study resource covering foundational concepts in professional dental hygiene practice, the history and development of the profession, dental hygiene supervision models, direct access and collaborative practice, levels of disease prevention, clinical services, advanced dental hygiene practice, professional goals, the dental hygiene process of care, documentation, and ethical responsibilities. Topics covered include: • Definition and scope of dental hygiene care • Science and practice of oral disease prevention • Alfred C. Fones and the history of dental hygiene • Alfred Fones as the father of dental hygiene • Fones School of Dental Hygiene • Prevention-focused dental hygiene practice • Irene Newman and the early dental hygiene profession • First dental hygienist concepts • Dental auxiliary supervision • Direct supervision • Personal supervision • General supervision • Indirect supervision • Remote supervision • Direct access dental hygiene practice • Public health dental hygiene • Collaborative dental hygiene practice • Independent dental hygiene practice • Teledentistry-assisted dental hygiene practice • Levels of dental hygienist supervision • Dentist authorization and presence requirements • Primary prevention • Secondary prevention • Tertiary prevention • Fluoride and primary prevention • Oral hygiene education • Dental sealants • Calculus and biofilm removal • Prevention of periodontal disease progression • Early disease intervention • Replacement of missing teeth and oral rehabilitation • Preventive clinical services • Educational clinical services • Therapeutic clinical services • Primary, secondary, and tertiary preventive services • Advanced dental hygiene practitioner roles • Expanded clinical responsibilities • Access to care for underserved populations • Health promotion and disease prevention goals • Professional ethics and conduct • Clinical practice goals • Evidence-based dental hygiene practice • Research-informed clinical decision-making • ADPIED model • Assessment • Dental hygiene diagnosis • Planning • Implementation • Evaluation • Documentation • ADHA Code of Ethics • Professional responsibilities and licensure This Chapter 1 resource is designed to help dental hygiene students review foundational professional concepts, distinguish supervision and practice models, understand the different levels of prevention, and reinforce the dental hygiene process of care, evidence-based practice, documentation, and ethical responsibilities.