OSCE Dental Hygiene Exam 2025 | 100% Verified Questions & Answers
1. A dental hygiene diagnosis is:
a clinical treatment decision made by the flient
also known as a dental diagnosis
based on human need deficits that the hygienist is licensed to
treat.
formulated before the assessment phase of the dental hygiene
process.
2. Describe the relationship between herpes zoster and dental hygiene
practices.
Herpes zoster only affects the skin and has no dental implications.
Herpes zoster can cause complications in dental patients,
necessitating careful management and awareness in dental
hygiene.
Herpes zoster is unrelated to dental hygiene practices.
Herpes zoster is treated exclusively with antibiotics in dental
settings.
3. In a clinical scenario, if a patient presents with a tooth exhibiting Class I
mobility, what would be the most appropriate initial management strategy?
Monitor the tooth and provide patient education on oral hygiene.
Extract the tooth immediately.
Refer the patient for surgical intervention.
, Prescribe antibiotics for infection.
4. What is the term used to describe the error caused by incomplete
immersion of film into the developer, resulting in a straight white border on
the film?
Film fogging
Underexposure
Developer cutoff
Overexposure
5. Describe how improper positioning of the chin can affect the appearance
of a panoramic radiograph.
Chin positioning does not affect the image quality.
Chin positioning only affects the clarity of the teeth.
Chin positioning is irrelevant in panoramic radiography.
Improper chin positioning can distort the image, leading to an
exaggerated smile appearance.
6. Describe the implications of Congestive Heart Failure (CHF) on dental
treatment procedures.
CHF patients can undergo any dental procedure without restrictions.
Dental procedures should be performed without considering the
patient's medical history.
CHF has no impact on dental treatment procedures.
Patients with CHF may experience difficulty breathing,
necessitating the avoidance of certain dental procedures like
cavitron and air polishing.
,7. All of the following statements are true regarding fluoride varnish EXCEPT
one. Which one is the EXCEPTION?
requires a professional prophylaxis before application
dries almost immediately on upon contact with the teeth
repeated at 3-month interval for high caries risk patients
useful for infants
is a thin coating that contains resin
8. Describe the importance of documenting informed refusal in dental
practice.
Documenting informed refusal protects both the patient and the
dental professional by ensuring that the patient's decision is
recorded and acknowledged.
Documenting informed refusal only serves to protect the dental
professional from legal issues.
Documenting informed refusal is only required for surgical
procedures.
Documenting informed refusal is unnecessary as verbal agreements
are sufficient.
9. If a patient is experiencing gum recession, how would you recommend they
adjust their brushing technique based on Stillman's Method?
They should position the bristles on the gums at a 45 degree angle
to minimize further recession.
They should brush directly into the pockets at a 90 degree angle to
clean thoroughly.
, They should apply more pressure while brushing to ensure plaque
removal.
They should use a horizontal brushing technique to cover more
surface area.
10. If a dental assistant notices a herringbone pattern on a set of radiographs,
what immediate action should they take?
Ignore the pattern and proceed with the diagnosis.
Consult the dentist about the exposure time.
Process the film again to see if the pattern changes.
Re-take the radiographs with the film oriented correctly.
11. If a patient presents with an exaggerated smile on their panoramic
radiograph due to chin positioning, what corrective action should be taken
during the next imaging session?
Ensure the patient's chin is positioned correctly at the focal
trough.
Increase the exposure time for better clarity.
Adjust the patient's head to the left.
Use a different type of radiograph.
12. Describe what radiolucency on a dental radiograph signifies in terms of
tissue density.
Radiolucency indicates the presence of hard tissue.
Radiolucency signifies areas of less dense tissue that permit x-ray
penetration.
Radiolucency shows areas of calcification in the teeth.
1. A dental hygiene diagnosis is:
a clinical treatment decision made by the flient
also known as a dental diagnosis
based on human need deficits that the hygienist is licensed to
treat.
formulated before the assessment phase of the dental hygiene
process.
2. Describe the relationship between herpes zoster and dental hygiene
practices.
Herpes zoster only affects the skin and has no dental implications.
Herpes zoster can cause complications in dental patients,
necessitating careful management and awareness in dental
hygiene.
Herpes zoster is unrelated to dental hygiene practices.
Herpes zoster is treated exclusively with antibiotics in dental
settings.
3. In a clinical scenario, if a patient presents with a tooth exhibiting Class I
mobility, what would be the most appropriate initial management strategy?
Monitor the tooth and provide patient education on oral hygiene.
Extract the tooth immediately.
Refer the patient for surgical intervention.
, Prescribe antibiotics for infection.
4. What is the term used to describe the error caused by incomplete
immersion of film into the developer, resulting in a straight white border on
the film?
Film fogging
Underexposure
Developer cutoff
Overexposure
5. Describe how improper positioning of the chin can affect the appearance
of a panoramic radiograph.
Chin positioning does not affect the image quality.
Chin positioning only affects the clarity of the teeth.
Chin positioning is irrelevant in panoramic radiography.
Improper chin positioning can distort the image, leading to an
exaggerated smile appearance.
6. Describe the implications of Congestive Heart Failure (CHF) on dental
treatment procedures.
CHF patients can undergo any dental procedure without restrictions.
Dental procedures should be performed without considering the
patient's medical history.
CHF has no impact on dental treatment procedures.
Patients with CHF may experience difficulty breathing,
necessitating the avoidance of certain dental procedures like
cavitron and air polishing.
,7. All of the following statements are true regarding fluoride varnish EXCEPT
one. Which one is the EXCEPTION?
requires a professional prophylaxis before application
dries almost immediately on upon contact with the teeth
repeated at 3-month interval for high caries risk patients
useful for infants
is a thin coating that contains resin
8. Describe the importance of documenting informed refusal in dental
practice.
Documenting informed refusal protects both the patient and the
dental professional by ensuring that the patient's decision is
recorded and acknowledged.
Documenting informed refusal only serves to protect the dental
professional from legal issues.
Documenting informed refusal is only required for surgical
procedures.
Documenting informed refusal is unnecessary as verbal agreements
are sufficient.
9. If a patient is experiencing gum recession, how would you recommend they
adjust their brushing technique based on Stillman's Method?
They should position the bristles on the gums at a 45 degree angle
to minimize further recession.
They should brush directly into the pockets at a 90 degree angle to
clean thoroughly.
, They should apply more pressure while brushing to ensure plaque
removal.
They should use a horizontal brushing technique to cover more
surface area.
10. If a dental assistant notices a herringbone pattern on a set of radiographs,
what immediate action should they take?
Ignore the pattern and proceed with the diagnosis.
Consult the dentist about the exposure time.
Process the film again to see if the pattern changes.
Re-take the radiographs with the film oriented correctly.
11. If a patient presents with an exaggerated smile on their panoramic
radiograph due to chin positioning, what corrective action should be taken
during the next imaging session?
Ensure the patient's chin is positioned correctly at the focal
trough.
Increase the exposure time for better clarity.
Adjust the patient's head to the left.
Use a different type of radiograph.
12. Describe what radiolucency on a dental radiograph signifies in terms of
tissue density.
Radiolucency indicates the presence of hard tissue.
Radiolucency signifies areas of less dense tissue that permit x-ray
penetration.
Radiolucency shows areas of calcification in the teeth.
