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DANB- General chair side assisting (FULL SET
Questions And Answers 100% Correct) Latest
update 2025
1. Rotary Burs
Refer to textbook
2. Drug Handout
Refer to drug handout
3. What type of restoration would you use a gingival retraction cord for?
You would use a gingival retraction cord for a crown
4. What are the uses of gingival retraction cord?
A gingival retraction cord is used to ensure that an impression with clear margins can be obtained.
5. For which patient would you not use an epinephrine impregnated gingival retraction cord?
Epinephrine is a vasoconstrictor which increases heartbeat (tachycardia). It is contradicted for patients
with heart disease, diabetes, or hyperthyroidism.
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6. What is the highest concentration of epinephrine?
1:20,000
7. Nitrous oxide to oxygen ratios?
The most common ratio is 2:1
8. When is it acceptable to send a patient who has not paid their dental bill an ultimatum letter?
It is only appropriate to send an ultimatum letter after the first 3 stages of collection have failed. It must
first go through the reminder stage, inquiry/discussion stage and urgency stage.
9. How often does the organized dental assistant send a reminder of non-payment?
Typically every 30, 60, 90 days. Or at the discretion of the Dentist.
10. A buffer period is primarily used for what?
To maintain the pH of the mouth
11. Which muscle is not used for mastication?
The muscles of facial expressions are not used during mastication, which includes the orbicularis oris,
buccinator, mentalis, and the zygomatic major. The muscles used during mastication include the internal
and external pterygoid muscles, masseter and temporal muscles.
12. What are the parts of the TMJ?
Composed of 3 parts:
The glenoid fossa of the temporal bone
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The articular eminence of the temporal bone
The condyloid process of the mandible
13. Which bone articulates with the mandible?
The temporal bone
14. Which gauge needle is used for injecting different areas in the mouth?
Needle gauges used are 25, 27 and 30. The smaller the gauge, the larger the diameter.
15. State the different injections used in the mouth and where the topical would be placed.
Local infiltration (topical placed in the area of treatment)
Field block (topical placed in vestibule near apex of the tooth)
Nerve Block (topical placed posterior to retromolar pad and anterior to mandibular foramen)
16. When is a dental implant implicated?
Used to replace one individual tooth, multiple teeth, or to restore an edentulous arch.
17. What is ANUG?
Acute necrotizing ulcerative gingivitis. The symptoms include painful bleeding gums, and ulceration of
the interdental papillae. This is frequent in patients who smoke and those who are under stress.
18. What prophylactic antibiotic is used with a penicillin allergy? Non-penicillin allergy?
Penicillin allergy:Clindamycin, cephalexin and doxycycline
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Non-Penicillin allergy:Amoxicillin, penicillin, cloxacillin, erythromycin, nafcillin and oxacillin
19. What types of stains does coronal polishing remove
It DOES NOT remove intrinsic stains.
20. Why do you not use prophy paste before applying sealants?
It can interfere with the retention of the sealant.
21. When would you not use a fluoride rinse?
Children under 6 years of age should not use fluoride rinses or mouthwashes because they may
accidentally swallow them
22. Which impression material is most flexible and least resistant to distortion?
Polyvinyl siloxane is the most flexible and the least resistant to distortion
23. If the right 7th branch of the nerve is injured during an injection, what will occure?
Facial nerve paralysis
24. For the new patient exam, what instruments will be needed?
Mirror
Explorer
Perio-probe
DANB- General chair side assisting (FULL SET
Questions And Answers 100% Correct) Latest
update 2025
1. Rotary Burs
Refer to textbook
2. Drug Handout
Refer to drug handout
3. What type of restoration would you use a gingival retraction cord for?
You would use a gingival retraction cord for a crown
4. What are the uses of gingival retraction cord?
A gingival retraction cord is used to ensure that an impression with clear margins can be obtained.
5. For which patient would you not use an epinephrine impregnated gingival retraction cord?
Epinephrine is a vasoconstrictor which increases heartbeat (tachycardia). It is contradicted for patients
with heart disease, diabetes, or hyperthyroidism.
,SCORE MORE
6. What is the highest concentration of epinephrine?
1:20,000
7. Nitrous oxide to oxygen ratios?
The most common ratio is 2:1
8. When is it acceptable to send a patient who has not paid their dental bill an ultimatum letter?
It is only appropriate to send an ultimatum letter after the first 3 stages of collection have failed. It must
first go through the reminder stage, inquiry/discussion stage and urgency stage.
9. How often does the organized dental assistant send a reminder of non-payment?
Typically every 30, 60, 90 days. Or at the discretion of the Dentist.
10. A buffer period is primarily used for what?
To maintain the pH of the mouth
11. Which muscle is not used for mastication?
The muscles of facial expressions are not used during mastication, which includes the orbicularis oris,
buccinator, mentalis, and the zygomatic major. The muscles used during mastication include the internal
and external pterygoid muscles, masseter and temporal muscles.
12. What are the parts of the TMJ?
Composed of 3 parts:
The glenoid fossa of the temporal bone
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The articular eminence of the temporal bone
The condyloid process of the mandible
13. Which bone articulates with the mandible?
The temporal bone
14. Which gauge needle is used for injecting different areas in the mouth?
Needle gauges used are 25, 27 and 30. The smaller the gauge, the larger the diameter.
15. State the different injections used in the mouth and where the topical would be placed.
Local infiltration (topical placed in the area of treatment)
Field block (topical placed in vestibule near apex of the tooth)
Nerve Block (topical placed posterior to retromolar pad and anterior to mandibular foramen)
16. When is a dental implant implicated?
Used to replace one individual tooth, multiple teeth, or to restore an edentulous arch.
17. What is ANUG?
Acute necrotizing ulcerative gingivitis. The symptoms include painful bleeding gums, and ulceration of
the interdental papillae. This is frequent in patients who smoke and those who are under stress.
18. What prophylactic antibiotic is used with a penicillin allergy? Non-penicillin allergy?
Penicillin allergy:Clindamycin, cephalexin and doxycycline
, SCORE MORE
Non-Penicillin allergy:Amoxicillin, penicillin, cloxacillin, erythromycin, nafcillin and oxacillin
19. What types of stains does coronal polishing remove
It DOES NOT remove intrinsic stains.
20. Why do you not use prophy paste before applying sealants?
It can interfere with the retention of the sealant.
21. When would you not use a fluoride rinse?
Children under 6 years of age should not use fluoride rinses or mouthwashes because they may
accidentally swallow them
22. Which impression material is most flexible and least resistant to distortion?
Polyvinyl siloxane is the most flexible and the least resistant to distortion
23. If the right 7th branch of the nerve is injured during an injection, what will occure?
Facial nerve paralysis
24. For the new patient exam, what instruments will be needed?
Mirror
Explorer
Perio-probe
