Dental Assisting National Board General Chairside (DANB GC)

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For dental assistants looking to elevate their careers and achieve the gold standard in the profession, the Dental Assisting National Board (DANB) General Chairside (GC) exam is a critical milestone. As a core component of the Certified Dental Assistant (CDA) credential, the GC exam validates a professional’s clinical knowledge and technical proficiency in assisting with a wide variety of dental procedures.

This comprehensive guide provides everything you need to know about the GC exam, from eligibility pathways and registration costs to a detailed breakdown of the exam anatomy and preparation strategies.

What is the Dental Assisting National Board General Chairside (DANB GC)?

The General Chairside Assisting (GC) exam is a specialized assessment administered by the Dental Assisting National Board (DANB). Established in 1948, DANB is the nationally recognized certification board for dental assistants in the United States, serving as the industry’s primary authority on competency and safety.

  • Official Exam Name & Acronym: General Chairside Assisting (GC)
  • Conducting Body: Dental Assisting National Board (DANB)
  • Purpose of Exam: Professional Certification. It is one of three component exams required to earn the Certified Dental Assistant (CDA) credential (alongside RHS and ICE).
  • Geographic Validity: Recognized across the United States. Many states require or recognize DANB certification for dental assistants to perform expanded functions or to meet state regulatory requirements.
  • Level of Competence: Professional/Specialist level. Passing demonstrates that a dental assistant possesses the knowledge and skills necessary to assist a dentist across the full spectrum of general dentistry.
  • Brief History: DANB has evolved over seven decades to align with modern dental practices, moving from paper-based testing to the current Computer-Based Testing (CBT) model to ensure rigorous, psychometrically sound assessments.

Who Can Take the Dental Assisting National Board General Chairside (DANB GC)? (Eligibility Requirements)

DANB maintains strict eligibility requirements to ensure candidates have the necessary foundational education or clinical experience. There are three primary “Pathways” to qualify for the GC exam.

Eligibility Pathways

Pathway Academic Requirements Experience Requirements
Pathway 1 Graduation from a CODA-accredited dental assisting or dental hygiene program. None (Program completion suffices).
Pathway 2 High School Diploma or equivalent (GED). Minimum of 3,500 hours of approved work experience as a dental assistant (full-time or part-time) over 2–4 years.
Pathway 3 Status as a former DANB CDA or graduation from a foreign dental school. None (Status or foreign degree provides eligibility).

Documentation Checklist

  • Academic Transcripts: Official transcripts from a CODA-accredited program (Pathway 1) or proof of HS graduation (Pathway 2).
  • Employment Verification: For Pathway 2, a signed statement from your employer dentist(s) verifying the 3,500 hours of experience.
  • CPR/BLS Certification: A valid, hands-on CPR, BLS, or ACLS certification from an approved provider (e.g., American Heart Association or Red Cross).
  • ID Proof: A valid, government-issued photo ID with a signature (Driver’s License or Passport).
  • Application Forms: Completed DANB GC Exam Application.

Note on Language: While there is no specific IELTS/TOEFL score required, the exam is conducted in English. Candidates must be proficient in English to understand complex clinical terminology.

How to Register for the Dental Assisting National Board General Chairside (DANB GC)

Exam Schedule & Availability

The GC exam is available on-demand year-round. There are no fixed “windows”; once your application is approved, you receive a 60-day window to schedule and sit for the exam at a testing center.

Exam Fees (Detailed Breakdown)

Fee Type Amount (USD)
GC Standalone Exam Fee $270
CDA Component Bundle (GC, RHS, ICE) $450
Application Processing Fee (Included in above) $75
Rescheduling Fee (More than 24h notice) $0 (Free through Pearson VUE)
Late Rescheduling / No-Show Fee Full Exam Fee Forfeited
Retake Fee $270 (Full exam price)

Booking Process

  1. Apply to DANB: Submit your application and fee via the DANB website.
  2. Wait for Approval: DANB typically processes applications within 1–4 weeks.
  3. Receive NTS: Once approved, you will receive a “Notice to Schedule” (NTS) via email.
  4. Schedule via Pearson VUE: Visit the Pearson VUE website, create an account using your DANB ID, and select your preferred date, time, and physical test center.

Retake Policy

If you do not pass the GC exam, you must wait until you receive your official score report from DANB (usually 1–3 weeks) before reapplying. There is no mandatory “waiting period” (like 90 days) between attempts, but you must pay the full exam fee for every retake.

Score Validity

Passing GC scores are valid for 5 years. To earn the CDA credential, you must pass all three components (GC, RHS, and ICE) within this 5-year window.

Dental Assisting National Board General Chairside (DANB GC) Exam Format & Structure

Exam Anatomy

  • Delivery Method: Computer-Based Test (CBT).
  • Proctoring: In-person at a Pearson VUE professional testing center. Remote proctoring is currently not available for the GC exam.

Timing & Duration

Component Duration
Tutorial & NDA Agreement 10–15 Minutes
Actual Exam Time 90 Minutes
Post-Exam Survey 5 Minutes
Total Appointment Approx. 2 Hours

Question Count & Types

The GC exam consists of 120 Multiple-Choice Questions (MCQs). Most questions are standard single-answer MCQs, but some may include images or clinical charts to interpret.

Syllabus & Content Domains

Domain Topics Covered Weightage
Collection & Recording of Data Medical/Dental History, Vital Signs, Charting, Clinical Exams. 14%
Chairside Dental Procedures Instrument transfer, suctioning, assisting in restorative, endodontic, and surgical procedures. 46%
Chairside Dental Materials Mixing cements, liners, bases, impressions, and restorative materials. 18%
Lab Materials & Procedures Models, casts, custom trays, and provisional restorations. 8%
Patient Education & Oral Health Post-op instructions, nutrition, and preventive dentistry. 10%
Office Management Inventory, emergency protocols, and record keeping. 4%

How is the Dental Assisting National Board General Chairside (DANB GC) Scored?

  • The Passing Threshold: DANB uses a scaled scoring system. The scores range from 200 to 900. A scaled score of 400 is the minimum passing mark.
  • Scoring Mechanics: There is no negative marking. You should answer every question, even if you have to guess.
  • Scaled Scoring: Because different versions of the exam may vary slightly in difficulty, “raw” scores (number of correct answers) are converted to “scaled” scores to ensure fairness across all candidates.
  • Result Declaration: You will receive an “unofficial” pass/fail status immediately at the test center. Official results are mailed or posted to your online account within 1 to 3 weeks.

How Difficult is the Dental Assisting National Board General Chairside (DANB GC)?

The GC exam is considered Moderately Challenging. While it focuses on practical chairside duties, the breadth of dental materials and specific procedural steps can be overwhelming for those relying solely on “on-the-job” learning without formal study.

Historical Pass Rates

Metric Estimated Percentage
Overall Pass Rate 65% – 72%
First-Time Pass Rate (CODA Grads) Approx. 80%
First-Time Pass Rate (Pathway 2) Approx. 60%

Most Challenging Topics: Candidates frequently struggle with the specific chemistry and mixing times of dental materials (cements/liners) and the identification of specialized surgical instruments.

DANB GC vs. Similar Certifications: Which One is Right for You?

Feature DANB GC (CDA) State RDA (e.g., CA/TX) AMT RDA
Authority National (DANB) State Dental Board American Medical Tech
Recognition National/USA State-Specific Regional/Private
Primary Focus Clinical Competency Law & Ethics/Clinical General Assisting
Total Cost $270 – $450 $120 – $250 $120
Difficulty High Moderate Moderate

When to choose DANB GC: Choose this if you want a portable credential that is recognized if you move states, or if your state requires the CDA for expanded functions (like Coronal Polishing or Nitrous Oxide monitoring).

How to Prepare for the Dental Assisting National Board General Chairside (DANB GC)

Recommended Study Timeline

  • Total Prep Time: 2–3 months.
  • Weekly Commitment: 6–10 hours.

Sample Study Calendar

  • Weeks 1-2: Collection of Data & Vital Signs (Domain 1).
  • Weeks 3-5: Chairside Procedures (Restorative, Endo, Oral Surgery).
  • Weeks 6-7: Dental Materials (Mixing, Chemistry, Cements).
  • Week 8: Lab Materials & Patient Education.
  • Week 9: Practice Exams & Reviewing weak areas.

Best Study Resources

  • The DALE Foundation: The official DANB affiliate. Their “GC Review” online course and practice tests are highly recommended.
  • Textbook: Modern Dental Assisting by Bird and Robinson (The “Bible” of dental assisting).
  • DANB GC Blueprint: Download the free exam outline from DANB.org to ensure you don’t miss any subtopics.

What to Expect on Dental Assisting National Board General Chairside (DANB GC) Exam Day

  • Arrival: Arrive at least 30 minutes early. If you are 15 minutes late, you may be turned away.
  • Security: Expect palm vein scanning, digital signatures, and a photograph. All personal items (including watches and jewelry) must be placed in a locker.
  • The Environment: You will be in a quiet room with other test-takers. Noise-canceling headphones are usually provided.
  • Materials: You cannot bring your own calculator or paper. The testing center will provide a digital on-screen calculator and a white-board/marker for notes.

After Passing the Dental Assisting National Board General Chairside (DANB GC)

Passing the GC exam is a massive achievement. If you have also passed the RHS and ICE exams, you will officially become a Certified Dental Assistant (CDA).

  • Maintenance: To keep your certification active, you must earn 12 Continuing Dental Education (CDE) credits annually and pay a renewal fee.
  • Career Impact: CDAs typically earn $2–$5 more per hour than non-certified assistants and have access to lead assistant and office management roles.

Frequently Asked Questions about the DANB GC

  1. Is the GC exam harder than the RHS exam? Generally, yes. The GC covers a much wider range of clinical procedures and materials.
  2. Can I take the GC exam before I finish dental assisting school? No, if you are using Pathway 1, you must have completed the program first.
  3. What is the most common reason people fail? Over-relying on “how things are done in my office” rather than the “textbook way” tested by DANB.
  4. How many questions are on the exam? 120 multiple-choice questions.
  5. How long is the score valid? 5 years.
  6. Can I use a calculator? An on-screen calculator is provided for any dosage or mixing ratio questions.
  7. Does the GC exam cover infection control? Only minimally. Infection control is primarily covered in the separate ICE exam.
  8. Is there a limit to how many times I can retake it? No, but you must pay the fee each time.
  9. Do I need a CPR card to take the test? Yes, you must have a current, hands-on CPR/BLS certification to apply.
  10. Can I take the exam at home? No, it must be taken at a Pearson VUE center.

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