How to Dye Your Hair With Eggs. Have you ever wanted to give your hair a lighter tone and smooth texture, but all the products out there cost more money than you're willing to spend? Consider using a simple combination of eggs and lemon...
To become a Certified Dental Assistant, or CDA, dental assistants must take the DANB (Dental Assisting National Board) CDA examination after they have completed an accredited dental assisting program, or have at least two years of on-the-job training as a dental assistant.o become a Certified Dental Assistant, or CDA, dental assistants must take the DANB (Dental Assisting National Board) CDA examination after they have completed an accredited dental assisting program, or have at least two years of on-the-job training as a dental assistant.
The Certified Dental Assistant exam is approximately 4 hours long and consists of 320 test questions. On a scale of 100 to 900 available points, test-takers must pass with a score of 400 or better, which they earn by completing 3 test sections:1  General chair-side test: 120 questions.f you're in a dental assisting role, whether as a hygienist, assistant, or technician, your duties might vary by practice, or even by state.