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Certified Dental Office Assistant (CDOA) Exam Prep

Start Here: How to Use This Course Sample Lesson

Module 1: The Dental Office Assistant Profession Sample Lesson

1.1 What a Dental Office Assistant Really Does (A Day in the Life)

1.2 The Dental Team and Who Does What

1.3 Where Dental Assistants Work and What They Earn

1.4 The Path to Certification and the Value of the CDOA

1.5 Traits of a Reliable, Hireable Professional

Chapter 1 Practice

Chapter 1 Practice Set

Chapter 1 Reflect

Chapter 1 Wrap-up

Module 2: Dental Anatomy, Terminology, and Common Procedures

2.1 The Oral Cavity, Tooth Types, Surfaces, and Anatomy

2.2 Tooth Numbering Systems and Primary vs. Permanent Teeth

2.3 Building Dental Vocabulary from Roots, Prefixes, and Suffixes

2.4 Preventive and Restorative Procedures

2.5 Surgical and Specialty Care, and How Procedures Connect to Chair Time and CDT Codes

Chapter 2 Practice

Chapter 2 Practice Set

Chapter 2 Reflect

Chapter 2 Wrap-up

Module 3: Professionalism, Communication, and Patient Relations

3.1 What Professionalism Looks Like in a Dental Office

3.2 Verbal and Nonverbal Communication Basics

3.3 Phone Etiquette and the First Impression

3.4 Managing Anxious, Upset, or Difficult Patients

3.5 Teamwork and Communicating with Clinical Staff

Chapter 3 Practice

Chapter 3 Practice Set

Chapter 3 Reflect

Chapter 3 Wrap-up

Module 4: Front Office Management and the Reception Area

4.1 The Front Office as Command Center

4.2 Patient Check-In and Check-Out Workflows

4.3 Managing Forms, Paperwork, and the Daily Schedule Board

4.4 Opening and Closing Procedures

4.5 Handling Mail, Supplies, and Office Organization

Chapter 4 Practice

Chapter 4 Practice Set

Chapter 4 Reflect

Chapter 4 Wrap-up

Module 5: Appointment Scheduling and Practice Management Software

5.1 Scheduling Goals: Productivity, Flow, and Patient Convenience

5.2 Appointment Types and Time Units

5.3 Practice Management Software Basics

5.4 Confirmations, Reminders, and Recall Systems

5.5 Handling Cancellations, No-Shows, and Unscheduled Treatment

Chapter 5 Practice

Chapter 5 Practice Set

Chapter 5 Reflect

Chapter 5 Wrap-up

Module 6: Patient Records and Dental Charting

6.1 What Goes in a Patient Record

6.2 Medical and Dental Histories

6.3 Reading and Recording Dental Charting Symbols

6.4 Data Entry Accuracy and Correcting Errors the Right Way

6.5 Record Retention and Electronic Health Records (EHR)

Chapter 6 Practice

Chapter 6 Practice Set

Chapter 6 Reflect

Chapter 6 Wrap-up

Module 7: Safety, Infection Control, and Emergency Preparedness

7.1 The Chain of Infection and Standard Precautions

7.2 Personal Protective Equipment (PPE) and a Safe Office

7.3 OSHA Bloodborne Pathogens and Hazard Communication Standards

7.4 Instrument Processing and Sterilization Overview

7.5 Medical Emergencies: Recognition, Response Plan, Emergency Kit, and BLS/CPR Awareness

Chapter 7 Practice

Chapter 7 Practice Set

Chapter 7 Reflect

Chapter 7 Wrap-up

Module 8: HIPAA, Privacy, and Dental Ethics

8.1 HIPAA Basics and Why It Exists

8.2 Protected Health Information in Every Format

8.3 Privacy at the Front Desk

8.4 Consent, Records Requests, and Releasing Information

8.5 Ethics, Scope of Practice, and Professional Boundaries

Chapter 8 Practice

Chapter 8 Practice Set

Chapter 8 Reflect

Chapter 8 Wrap-up

Module 9: Dental Insurance and CDT Coding

9.1 How Dental Insurance Works and Plan Types

9.2 Key Benefit Terms

9.3 Verifying Eligibility, Estimating Patient Portions, and the Claims Process

9.4 The ADA CDT Code Set: Structure and Categories of Service

9.5 Coding Common Procedures, Documentation, and Annual Updates

Chapter 9 Practice

Chapter 9 Practice Set

Chapter 9 Reflect

Chapter 9 Wrap-up

Module 10: Billing, Financial Arrangements, and Collections

10.1 The Financial Side of the Front Office

10.2 Posting Charges, Payments, and Adjustments

10.3 Presenting Fees and Setting Up Financial Arrangements

10.4 Statements, Aging Reports, and Accounts Receivable

10.5 Professional Collections and Payment Options

Chapter 10 Practice

Chapter 10 Practice Set

Chapter 10 Reflect

Chapter 10 Wrap-up

Module 11: Clinical Support and Procedure Preparation

11.1 Bridging the Front Office and the Clinical Area

11.2 Common Instruments and How to Recognize Them

11.3 Basic Tray Setups and Operatory Preparation

11.4 Preparing and Seating the Patient

11.5 Working Within Your Scope and Knowing State Rules

Chapter 11 Practice

Chapter 11 Practice Set

Chapter 11 Reflect

Chapter 11 Wrap-up

Module 12: Career Readiness and CDOA Certification Preparation

12.1 Getting Hired: Resumes, Applications, and Interviews

12.2 The NCCB CDOA Exam: Format, Rules, and Scoring

12.3 What to Expect on Exam Day and How Proctoring Works

12.4 Study Strategies and Test-Taking Skills

12.5 Your 30-Day Study Plan and Next Steps After Certification

Chapter 12 Practice

Chapter 12 Practice Set

Chapter 12 Reflect

Chapter 12 Wrap-up

CDOA Course Final Exam

Chapter 1 Practice Set

Certified Dental Office Assistant (CDOA) Exam Prep
Module 1: The Dental Office Assistant Profession
Chapter 1 Practice
Chapter 1 Practice Set

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Question 1 of 25

1. Question

Drag each meaning to the term it matches.

Sort elements

Greeting patients, phones, scheduling, records, insurance, and billing.
Hands-on help that keeps treatment rooms ready and patients comfortable.
A company that supports or manages the business side of dental practices.
An official credential earned by passing an outside exam.
The Certified Dental Office Assistant credential from NCCB.
The tasks a worker is legally allowed to do, which vary by state.
Reminding patients to return for regular checkups and cleanings.
Guarding private patient information and not gossiping.

Front office

Correct Incorrect Correct answer

Clinical support

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Dental Service Organization (DSO)

Correct Incorrect Correct answer

Certification

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CDOA	Correct Incorrect Correct answer

Scope of practice

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Recall

Correct Incorrect Correct answer

Discretion

Correct Incorrect Correct answer

Correct

Incorrect

Question 2 of 25

2. Question

Type the missing word or phrase. Word bank: trust huddle median proctored seventy reliability records team insurance front desk +—————————————————————————————–+

The dental office assistant is often the first person a patient sees at the BLANK 1 of 1.
The dental office assistant is often the first person a patient sees at the Fill in the blank 1 of 1 .

Correct

Incorrect
Question 3 of 25

3. Question

Type the missing word or phrase. Word bank: trust huddle median proctored seventy reliability records team insurance front desk +—————————————————————————————–+

Every task at the front office protects two things: patient BLANK 1 of 1 and practice income.
Every task at the front office protects two things: patient Fill in the blank 1 of 1 and practice income.

Correct

Incorrect
Question 4 of 25

4. Question

Type the missing word or phrase. Word bank: trust huddle median proctored seventy reliability records team insurance front desk +—————————————————————————————–+

Before the office opens, the staff meets for a short BLANK 1 of 1 to review the day.
Before the office opens, the staff meets for a short Fill in the blank 1 of 1 to review the day.

Correct

Incorrect
Question 5 of 25

5. Question

Type the missing word or phrase. Word bank: trust huddle median proctored seventy reliability records team insurance front desk +—————————————————————————————–+

The BLANK 1 of 1 wage is the middle point, where half of workers earn more and half earn less.
The Fill in the blank 1 of 1 wage is the middle point, where half of workers earn more and half earn less.

Correct

Incorrect
Question 6 of 25

6. Question

Type the missing word or phrase. Word bank: trust huddle median proctored seventy reliability records team insurance front desk +—————————————————————————————–+

To pass the CDOA exam, you need a score of BLANK 1 of 1 percent or higher.
To pass the CDOA exam, you need a score of Fill in the blank 1 of 1 percent or higher.

Correct

Incorrect
Question 7 of 25

7. Question

Type the missing word or phrase. Word bank: trust huddle median proctored seventy reliability records team insurance front desk +—————————————————————————————–+

The CDOA exam is taken online and is BLANK 1 of 1, which means the session is monitored.
The CDOA exam is taken online and is Fill in the blank 1 of 1 , which means the session is monitored.

Correct

Incorrect
Question 8 of 25

8. Question

Type the missing word or phrase. Word bank: trust huddle median proctored seventy reliability records team insurance front desk +—————————————————————————————–+

Showing up on time and doing what you say you will do builds BLANK 1 of 1.
Showing up on time and doing what you say you will do builds Fill in the blank 1 of 1 .

Correct

Incorrect
Question 9 of 25

9. Question

Type the missing word or phrase. Word bank: trust huddle median proctored seventy reliability records team insurance front desk +—————————————————————————————–+

Accurate patient BLANK 1 of 1 help keep patients safe.
Accurate patient Fill in the blank 1 of 1 help keep patients safe.

Correct

Incorrect
Question 10 of 25

10. Question

Type the missing word or phrase. Word bank: trust huddle median proctored seventy reliability records team insurance front desk +—————————————————————————————–+

A dental practice runs as a BLANK 1 of 1, where each person has a role.
A dental practice runs as a Fill in the blank 1 of 1 , where each person has a role.

Correct

Incorrect
Question 11 of 25

11. Question

Type the missing word or phrase. Word bank: trust huddle median proctored seventy reliability records team insurance front desk +—————————————————————————————–+

Checking a patient’s BLANK 1 of 1 before a visit helps avoid surprise bills.
Checking a patient’s Fill in the blank 1 of 1 before a visit helps avoid surprise bills.

Correct

Incorrect
Question 12 of 25

12. Question

A dental office assistant only answers phones and does nothing else.

True
Correct Incorrect Correct answer

False
Correct Incorrect Correct answer

Correct

Incorrect
Question 13 of 25

13. Question

Clinical support includes getting treatment rooms ready between patients.

True
Correct Incorrect Correct answer

False
Correct Incorrect Correct answer

Correct

Incorrect
Question 14 of 25

14. Question

NCCB both trains and certifies dental office assistants.

True
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False
Correct Incorrect Correct answer

Correct

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Question 15 of 25

15. Question

The CDOA exam has 80 questions.

True
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False
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Correct

Incorrect
Question 16 of 25

16. Question

Scope of practice is exactly the same in every state.

True
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False
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Incorrect
Question 17 of 25

17. Question

Discretion means keeping patient information private.

True
Correct Incorrect Correct answer

False
Correct Incorrect Correct answer

Correct

Incorrect
Question 18 of 25

18. Question

A certification can help a job seeker stand out to employers.

True
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False
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Correct

Incorrect
Question 19 of 25

19. Question

In a small office, one person may handle both front office and clinical tasks.

True
Correct Incorrect Correct answer

False
Correct Incorrect Correct answer

Correct

Incorrect
Question 20 of 25

20. Question

Which of these is a front office duty?

Passing instruments during a filling
Correct Incorrect Correct answer

Confirming a patient's appointment
Correct Incorrect Correct answer

Cleaning a patient's teeth
Correct Incorrect Correct answer

Sterilizing instruments
Correct Incorrect Correct answer

Correct

Incorrect
Question 21 of 25

21. Question

What does the CDOA credential prove to an employer?

That you own a dental practice
Correct Incorrect Correct answer

That you are a licensed dentist
Correct Incorrect Correct answer

That you understand the full scope of the role
Correct Incorrect Correct answer

That you can only work the front desk
Correct Incorrect Correct answer

Correct

Incorrect
Question 22 of 25

22. Question

Who maintains and awards the CDOA certification?

The dentist you work for
Correct Incorrect Correct answer

Your training school
Correct Incorrect Correct answer

The National Career Certification Board (NCCB)
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The state government
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Correct

Incorrect
Question 23 of 25

23. Question

Which word means the middle point of all wages?

Average
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Maximum
Correct Incorrect Correct answer

Median
Correct Incorrect Correct answer

Minimum
Correct Incorrect Correct answer

Correct

Incorrect
Question 24 of 25

24. Question

Which trait describes staying calm when the schedule falls apart?

Adaptability
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Discretion
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Reliability
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Teamwork
Correct Incorrect Correct answer

Correct

Incorrect
Question 25 of 25

25. Question

Where does the dental office assistant sit in the practice?

Only in the back office, away from patients
Correct Incorrect Correct answer

At the crossroads between the patient and the clinical team
Correct Incorrect Correct answer

In charge of diagnosing patients
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Outside the daily workflow
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Correct

Incorrect