NBDHE Dental Ethics & Law Exam 2026/2027 | Latest Update
Exam Preparation | Comprehensive Review Guide
1. Describe the significance of classifying dental conditions in clinical practice.
Classifying dental conditions has no impact on treatment outcomes.
Classifying dental conditions is primarily for insurance purposes.
Classifying dental conditions helps in diagnosing, planning
treatment, and communicating with patients.
Classifying dental conditions is only relevant for academic research.
2. What does the term 'substantivity' refer to in the context of dental materials?
The capacity of a dental material to resist wear and tear.
The effectiveness of a substance in whitening teeth.
The ability of a material to dissolve in saliva.
The ability of a substance to bind to pellicle, plaque, and tooth
surfaces and be released over time while retaining potency.
3. If a dental hygienist encounters a situation where patient confidentiality is at
risk, how should the Dental Hygiene Code of Ethics guide their response?
The code should allow the hygienist to disclose information without
consent.
The code should suggest reporting the patient to authorities
immediately.
The code should encourage the hygienist to ignore the issue if it
seems minor.
The code should guide the hygienist to prioritize patient
confidentiality and seek ethical solutions.
,4. If a dental clinic uses sterilization parameters of 240°F at 15 psi for 20 minutes,
what potential risks could arise from this practice?
Decreased wear and tear on dental instruments.
Increased efficiency in sterilization processes.
Increased risk of infection due to inadequate sterilization.
No significant risks as long as instruments are clean.
5. The principle of nonmaleficence expresses the concept that the dentist has a
duty to protect:
A patient's confidentiality.
A patient's rights to self-determination
A patient's private health information
A patient from harm.
6. When there is a slow change in the shape of the dental amalgam due to
constant stress, this is defined as what from the choices given?
Marginal breakdown
Expansion
Contraction
Creep
7. Which of the following describes the purpose of monitoring autoclaves with
spore tests?
to determine whether instruments have been cleaned properly before
sterilizing
to ensure that an autoclave is sterilizing instruments properly
, to determine whether an autoclave has a leak
to ensure that instruments have been wrapped correctly
8. Describe the significance of confidentiality in maintaining patient trust in
dental practice.
Confidentiality is only relevant in legal contexts.
Confidentiality is crucial for maintaining patient trust as it ensures
that personal information is kept private.
Confidentiality only applies to financial records in dental practice.
Confidentiality is less important than informed consent in dental
practice.
9. If a dental hygienist notices that a patient is not following post-treatment care
instructions, what role does patient education play in addressing this issue?
Patient education can be used to blame the patient for non-
compliance.
Patient education can help clarify the importance of following care
instructions and improve compliance.
Patient education is not relevant in this situation.
Patient education should only be provided at the beginning of
treatment.
10. If a dental practice implements a policy that limits services to only those who
can afford them, which ethical principle is being compromised?
Autonomy
Justice
Beneficence
, Non-maleficence
11. What is one key benefit of patient education in dentistry?
Empowers patients to make informed decisions about their oral
health.
Decreases the cost of dental treatments.
Increases the number of patients visiting the clinic.
Reduces the need for dental procedures.
12. What is the definition of veracity in the context of dental ethics?
Providing informed consent.
Telling the truth.
Ensuring patient safety.
Maintaining patient confidentiality.
13. If a new dental material is developed with high substantivity, how might this
influence the treatment plan for a patient with a history of dental caries?
The treatment plan would prioritize immediate pain relief over
preventive measures.
The treatment plan would remain unchanged as substantivity does
not affect caries.
The treatment plan would focus solely on cosmetic improvements.
The treatment plan may include the use of this material to provide
long-lasting protection against further decay.
Exam Preparation | Comprehensive Review Guide
1. Describe the significance of classifying dental conditions in clinical practice.
Classifying dental conditions has no impact on treatment outcomes.
Classifying dental conditions is primarily for insurance purposes.
Classifying dental conditions helps in diagnosing, planning
treatment, and communicating with patients.
Classifying dental conditions is only relevant for academic research.
2. What does the term 'substantivity' refer to in the context of dental materials?
The capacity of a dental material to resist wear and tear.
The effectiveness of a substance in whitening teeth.
The ability of a material to dissolve in saliva.
The ability of a substance to bind to pellicle, plaque, and tooth
surfaces and be released over time while retaining potency.
3. If a dental hygienist encounters a situation where patient confidentiality is at
risk, how should the Dental Hygiene Code of Ethics guide their response?
The code should allow the hygienist to disclose information without
consent.
The code should suggest reporting the patient to authorities
immediately.
The code should encourage the hygienist to ignore the issue if it
seems minor.
The code should guide the hygienist to prioritize patient
confidentiality and seek ethical solutions.
,4. If a dental clinic uses sterilization parameters of 240°F at 15 psi for 20 minutes,
what potential risks could arise from this practice?
Decreased wear and tear on dental instruments.
Increased efficiency in sterilization processes.
Increased risk of infection due to inadequate sterilization.
No significant risks as long as instruments are clean.
5. The principle of nonmaleficence expresses the concept that the dentist has a
duty to protect:
A patient's confidentiality.
A patient's rights to self-determination
A patient's private health information
A patient from harm.
6. When there is a slow change in the shape of the dental amalgam due to
constant stress, this is defined as what from the choices given?
Marginal breakdown
Expansion
Contraction
Creep
7. Which of the following describes the purpose of monitoring autoclaves with
spore tests?
to determine whether instruments have been cleaned properly before
sterilizing
to ensure that an autoclave is sterilizing instruments properly
, to determine whether an autoclave has a leak
to ensure that instruments have been wrapped correctly
8. Describe the significance of confidentiality in maintaining patient trust in
dental practice.
Confidentiality is only relevant in legal contexts.
Confidentiality is crucial for maintaining patient trust as it ensures
that personal information is kept private.
Confidentiality only applies to financial records in dental practice.
Confidentiality is less important than informed consent in dental
practice.
9. If a dental hygienist notices that a patient is not following post-treatment care
instructions, what role does patient education play in addressing this issue?
Patient education can be used to blame the patient for non-
compliance.
Patient education can help clarify the importance of following care
instructions and improve compliance.
Patient education is not relevant in this situation.
Patient education should only be provided at the beginning of
treatment.
10. If a dental practice implements a policy that limits services to only those who
can afford them, which ethical principle is being compromised?
Autonomy
Justice
Beneficence
, Non-maleficence
11. What is one key benefit of patient education in dentistry?
Empowers patients to make informed decisions about their oral
health.
Decreases the cost of dental treatments.
Increases the number of patients visiting the clinic.
Reduces the need for dental procedures.
12. What is the definition of veracity in the context of dental ethics?
Providing informed consent.
Telling the truth.
Ensuring patient safety.
Maintaining patient confidentiality.
13. If a new dental material is developed with high substantivity, how might this
influence the treatment plan for a patient with a history of dental caries?
The treatment plan would prioritize immediate pain relief over
preventive measures.
The treatment plan would remain unchanged as substantivity does
not affect caries.
The treatment plan would focus solely on cosmetic improvements.
The treatment plan may include the use of this material to provide
long-lasting protection against further decay.
