Learning Outcomes

Introduction to Lasers

Laser Hazards

Laser Classification

Laser Safety Control Measures

Key Personnel and Responsibilities

Lesson Summary

Laser Safety Awareness - Assessment

This free online laser safety training course teaches you how to identify and control hazards associated with lasers.

Laser Safety Awareness

This health and safety course promotes laser safety awareness and provides the fundamental knowledge required to work safely with or around lasers. We explain the hazards associated with lasers and how lasers are classified based on their hazard potential. This course covers the hierarchy of controls, including engineering and administrative controls, suitable personal protective equipment (PPE), and the key roles in a laser safety program.

The Dawn of Dental Care

The Greeks and Romans: A Step Forward

Dentistry in the Middle Ages

This module will delve into the earliest known dental practices across ancient civilizations. We’ll explore archaeological evidence, rudimentary tools, and early attempts to address oral health issues. We will examine the dental beliefs and practices of ancient Egypt, Mesopotamia, the Indus Valley, and other significant cultures.

The Renaissance and Early Modern Era: A Turning Point

The 18th and 19th Centuries: The Birth of Modern Dentistry

The Age of Science and Specialisation: Expansion and Diversification

This module charts the significant advancements in dentistry from the Renaissance to the dawn of modern dental practices. We’ll explore the impact of the scientific revolution, the emergence of dentistry as a profession, and the key technological innovations that transformed dental care.

The Evolution of Dentistry: From Ancient Practices to Modern Technology — Course Assessment

Explore the evolution of dentistry from ancient practices to cutting-edge technology in this free online course.

The Evolution of Dentistry: From Ancient Practices to Modern Technology

Delve into the captivating history of dental practices, from the earliest attempts at tooth care to the cutting-edge procedures of today. Explore the ancient origins of dentistry, its evolution through the Middle Ages, and the scientific revolution that transformed the field. Discover how advancements in materials, anaesthesia, and technology have shaped modern dental treatments, and learn about the diverse range of specialised fields.

Introduction to Diagnostic Radiography

Radiographic Physics and Equipment

Radiation Protection and Safety

Radiographic Procedures and Techniques

Image Quality and Analysis

Advanced Applications and Innovations in Radiography

In this module, we explored diagnostic radiography's principles, techniques, and innovations. Covering image production, radiographic exams, safety, and emerging technologies, it emphasizes radiographers' role in patient care and the need for continuous learning and research in this evolving field.

Medical Imaging and Radiology - Course Assessment

Explore the fundamentals of radiography, image analysis, and advanced imaging technologies with this free online course.

Medical Imaging and Radiology

Explore the world of diagnostic radiography, which covers fundamentals, advanced technologies, patient care, and holistic approaches. This course equips learners with skills in image analysis, emerging techniques, and integrating radiographic methods with other modalities. Ideal for aspiring radiographers and healthcare professionals seeking in-depth knowledge and practical insights into radiographic practices and patient-centered care.

2U/edX Implements Another Round of Layoffs Amid Ongoing Financial Struggles

25 Resources to Learn Generative Engine Optimization in 2025

The Business of Online Education: A Deep Dive Into Udemy’s Financials

BloomTech’s Downfall: A Long Time Coming

2U Lays Off Staff for the Sixth Time Since its $800M edX Acquisition

12 Best Data Structures & Algorithms Courses for 2025

8 Best Tailwind Courses for 2026: Build Beautiful, Responsive Websites

Writing as Enchantment: Inside Alan Moore’s BBC Maestro Course

FutureLearn’s 2021: Year in Review

Coursera Q1 2022: $120.4M Revenue, $38.3M in Losses, 16K Degree Students

7 Best Free Haskell Courses for 2025

12 Best JavaScript Courses for 2025: Create Interactive Websites

Stanford Medicine Offers Courses with Free Certificate & CME Credit

[2025] 450+ Free Google Certificates and Badges

6,000+ Online Courses from California Community Colleges: A New Search Tool by Class Central

11 Best ChatGPT & Prompt Engineering Courses for 2025