MN Dental Assistant License Exam 2026
Questions and Answers
If a 5 year old patient has had a .4 ppm dosage, what supplement dosage schedule
would you choose? - Answer -.25 mg
When is the peak uptake of fluoride? - Answer -1 year after erruption
Which of the following fluorides is not recommended on patients with ceramic and
composite restorations? - Answer -Acidulated phosphate fluoride
Which fluoride would not be appropriate for a 3 year old? - Answer -Rinse
Which of the following fluorides may cause gingival blanching? - Answer -
Stannous Fluoride
What is the sequence of sodium fluoride application? - Answer --4 applications 2-7
days apart
-Given approximately at ages 3,7,10, and 13
White opacities from excess fluoride are called - Answer -Mottled
enamel/flurosis/hypoplasia
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,Two effects of fluoride overdose are enamel fluorosis and - Answer -Mottled
enamel
When is fluoride rinse most effective? - Answer -After brushing and flossing
Before administering fluoride topically, you should - Answer -Polish, floss, and dry
teeth
A safe level of fluoride in drinking water is - Answer -1 ppm
What is true about fluoride diffusion? - Answer -Fluoride does not diffuse through
acquired pellicle and plaque
What is true about fluoride tablets? - Answer -When they are chewed before
swallowing, the teeth benefit topically and systemically
What is a recommended over the counter rinse? - Answer -.05% sodium fluoride
Where do you cut the suture to remove it? - Answer -Closest to the tissue
After removing sutures, you should - Answer -count the number of sutures and
compare to the chart
What best identifies placement of a good periodontal pack? - Answer -Molded
around the frenum for movement of the cheek
To remove a perio pack, what direction would you go? - Answer -Laterally
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, When removing sutures, what should the patient rinse with? - Answer -Peroxide,
saline, and antiseptic wash
If sutures are embedded on the perio pack while removing it, what is done first? -
Answer -Cut sutures free and remove pack
What is the approximate time frame for removing non absorbable sutures? -
Answer -7-14 days
What is NOT a result of leaving a remaining suture? - Answer -Granulated tissue
What is NOT a purpose of sutures? - Answer -Eliminates a perio pack
True or False: A perio pack protects the surgical site - Answer -True
True or False: A perio pack closes the periodontal wound - Answer -False
A perio pack protects and most closely resembles gingival tissue is - Answer -
Visible light cured
What could be used to remove biofilm from the perio pack during homecare? -
Answer -A soft bristle tooth brush
What instrument can be used to remove a perio pack? - Answer -Explorer
What teeth would contraindicate sealants? - Answer -Well coalesced (comes
together) pits and fissures
©COPYRIGHT 2025, ALL RIGHTS RESERVED 3
Questions and Answers
If a 5 year old patient has had a .4 ppm dosage, what supplement dosage schedule
would you choose? - Answer -.25 mg
When is the peak uptake of fluoride? - Answer -1 year after erruption
Which of the following fluorides is not recommended on patients with ceramic and
composite restorations? - Answer -Acidulated phosphate fluoride
Which fluoride would not be appropriate for a 3 year old? - Answer -Rinse
Which of the following fluorides may cause gingival blanching? - Answer -
Stannous Fluoride
What is the sequence of sodium fluoride application? - Answer --4 applications 2-7
days apart
-Given approximately at ages 3,7,10, and 13
White opacities from excess fluoride are called - Answer -Mottled
enamel/flurosis/hypoplasia
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
,Two effects of fluoride overdose are enamel fluorosis and - Answer -Mottled
enamel
When is fluoride rinse most effective? - Answer -After brushing and flossing
Before administering fluoride topically, you should - Answer -Polish, floss, and dry
teeth
A safe level of fluoride in drinking water is - Answer -1 ppm
What is true about fluoride diffusion? - Answer -Fluoride does not diffuse through
acquired pellicle and plaque
What is true about fluoride tablets? - Answer -When they are chewed before
swallowing, the teeth benefit topically and systemically
What is a recommended over the counter rinse? - Answer -.05% sodium fluoride
Where do you cut the suture to remove it? - Answer -Closest to the tissue
After removing sutures, you should - Answer -count the number of sutures and
compare to the chart
What best identifies placement of a good periodontal pack? - Answer -Molded
around the frenum for movement of the cheek
To remove a perio pack, what direction would you go? - Answer -Laterally
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
, When removing sutures, what should the patient rinse with? - Answer -Peroxide,
saline, and antiseptic wash
If sutures are embedded on the perio pack while removing it, what is done first? -
Answer -Cut sutures free and remove pack
What is the approximate time frame for removing non absorbable sutures? -
Answer -7-14 days
What is NOT a result of leaving a remaining suture? - Answer -Granulated tissue
What is NOT a purpose of sutures? - Answer -Eliminates a perio pack
True or False: A perio pack protects the surgical site - Answer -True
True or False: A perio pack closes the periodontal wound - Answer -False
A perio pack protects and most closely resembles gingival tissue is - Answer -
Visible light cured
What could be used to remove biofilm from the perio pack during homecare? -
Answer -A soft bristle tooth brush
What instrument can be used to remove a perio pack? - Answer -Explorer
What teeth would contraindicate sealants? - Answer -Well coalesced (comes
together) pits and fissures
©COPYRIGHT 2025, ALL RIGHTS RESERVED 3
