OSCE DENTAL HYGIENE FINAL EXAM
SCRIPT 2026 COMPLETE QUESTIONS AND
CORRECT ANSWERS GRADED A+
●● Stillman's Method.
Answer: Bristles are positioned on the gums rather than into the pockets
and directed at a 45 degree angle.
●● Charter's Method.
Answer: Bristles are directed occlusally, away from the gingiva. Useful
for cleaning orthodontic brackets, prosthesis, and areas treated with
surgeries.
●● Fone's Method.
Answer: Bristles are moved in large circular motion on the buccal and
lingual surfaces. Useful for children, those physically impaired, or adults
who lack manual dexterity.
●● Fluoride Varnish.
Answer: -Dries immediately upon contact with saliva. -Does not require
a professional prophylaxis beforehand. -Can eat and drink immediately
after. -Avoid brushing, rigorous rinsing, or hard foods for 3 to 4 hours. -
Easier and more effective method.
,●● Fluoride recommendations.
Answer: Recommended for patients who have xerostomia, high caries
risk, undergoing cancer therapy, or orthodontics.
●● Fluoride Gel or Foam (office application).
Answer: -Applied onto tray and placed in patient's mouth usually for 4
minutes (Read manufacturer's label). -Do not eat, drink, or smoke for 30
minutes. -Most popular types are 1.23% APF and 2% Neutral sodium
fluoride.
●● Stannous Fluoride.
Answer: -0.4% available for non-prescription use. -1% neutral sodium
fluoride gels available for prescription use. -Can cause extrinsic staining
(especially in patients with inadequate plaque control).
●● Acidulated Phosphate Fluoride (APF).
Answer: -Do NOT use on composites, porcelain, or sealant materials as
it causes pitting and roughening. -Also avoid on root surfaces.
●● Neutral Sodium Fluoride.
Answer: Agent of choice on root caries, implants, cosmetic restorations,
and reduced salivary flow.
●● Second trimester.
,Answer: Safest trimester for dental treatment.
●● Pregnancy gingivitis.
Answer: -Caused by an elevation of hormones estrogen and
progesterone. Hormones increase can cause exaggerated gingival
response to microorganisms.
●● Pyrogenic granuloma (Pregnancy tumor).
Answer: Localized area of gingival enlargement, typically involving
interdental papilla, usually diminishes after delivery of baby.
●● Category of LA for pregnant patients.
Answer: Category B (lidocaine and prilocaine).
●● Nitrous oxide sedation in pregnant patients.
Answer: Relative contraindication (gas interferes with the absorption of
B-12 and other nutrients).
●● Early Childhood Caries (ECC) index.
Answer: Presence of 1 or more areas of decay on a child younger than 6
years of age.
●● Severe-Early Childhood Caries (S-ECC) index.
, Answer: Presence of decay in a child younger than 3 years old.
●● Child's first dental appointment.
Answer: Should occur within 6 months of the eruption of the first tooth
or before 1-year of age.
●● First brushing of a child's teeth.
Answer: Should start when the first tooth appears.
●● Erosion causes.
Answer: Anorexia Nervosa, Bulimia Nervosa
●● Anorexia Nervosa.
Answer: Extreme weight loss caused by self-starvation, excessive
exercise, use of laxatives, self-induced vomiting.
●● Bulimia Nervosa.
Answer: Compulsive disorder that involves periods of starvation,
binging, and purging.
●● Signs and Symptoms of erosion.
SCRIPT 2026 COMPLETE QUESTIONS AND
CORRECT ANSWERS GRADED A+
●● Stillman's Method.
Answer: Bristles are positioned on the gums rather than into the pockets
and directed at a 45 degree angle.
●● Charter's Method.
Answer: Bristles are directed occlusally, away from the gingiva. Useful
for cleaning orthodontic brackets, prosthesis, and areas treated with
surgeries.
●● Fone's Method.
Answer: Bristles are moved in large circular motion on the buccal and
lingual surfaces. Useful for children, those physically impaired, or adults
who lack manual dexterity.
●● Fluoride Varnish.
Answer: -Dries immediately upon contact with saliva. -Does not require
a professional prophylaxis beforehand. -Can eat and drink immediately
after. -Avoid brushing, rigorous rinsing, or hard foods for 3 to 4 hours. -
Easier and more effective method.
,●● Fluoride recommendations.
Answer: Recommended for patients who have xerostomia, high caries
risk, undergoing cancer therapy, or orthodontics.
●● Fluoride Gel or Foam (office application).
Answer: -Applied onto tray and placed in patient's mouth usually for 4
minutes (Read manufacturer's label). -Do not eat, drink, or smoke for 30
minutes. -Most popular types are 1.23% APF and 2% Neutral sodium
fluoride.
●● Stannous Fluoride.
Answer: -0.4% available for non-prescription use. -1% neutral sodium
fluoride gels available for prescription use. -Can cause extrinsic staining
(especially in patients with inadequate plaque control).
●● Acidulated Phosphate Fluoride (APF).
Answer: -Do NOT use on composites, porcelain, or sealant materials as
it causes pitting and roughening. -Also avoid on root surfaces.
●● Neutral Sodium Fluoride.
Answer: Agent of choice on root caries, implants, cosmetic restorations,
and reduced salivary flow.
●● Second trimester.
,Answer: Safest trimester for dental treatment.
●● Pregnancy gingivitis.
Answer: -Caused by an elevation of hormones estrogen and
progesterone. Hormones increase can cause exaggerated gingival
response to microorganisms.
●● Pyrogenic granuloma (Pregnancy tumor).
Answer: Localized area of gingival enlargement, typically involving
interdental papilla, usually diminishes after delivery of baby.
●● Category of LA for pregnant patients.
Answer: Category B (lidocaine and prilocaine).
●● Nitrous oxide sedation in pregnant patients.
Answer: Relative contraindication (gas interferes with the absorption of
B-12 and other nutrients).
●● Early Childhood Caries (ECC) index.
Answer: Presence of 1 or more areas of decay on a child younger than 6
years of age.
●● Severe-Early Childhood Caries (S-ECC) index.
, Answer: Presence of decay in a child younger than 3 years old.
●● Child's first dental appointment.
Answer: Should occur within 6 months of the eruption of the first tooth
or before 1-year of age.
●● First brushing of a child's teeth.
Answer: Should start when the first tooth appears.
●● Erosion causes.
Answer: Anorexia Nervosa, Bulimia Nervosa
●● Anorexia Nervosa.
Answer: Extreme weight loss caused by self-starvation, excessive
exercise, use of laxatives, self-induced vomiting.
●● Bulimia Nervosa.
Answer: Compulsive disorder that involves periods of starvation,
binging, and purging.
●● Signs and Symptoms of erosion.
