©BRIGHTSTARS EXAM SOLUTIONS
10/23/2024 11:19 PM
General Chairside Board Review- Full set
Questions And Answers 100% Pass
1. Rotary Burs - answer✔Refer to textbook
2. Drug Handout - answer✔Refer to drug handout
3. What type of restoration would you use a gingival retraction cord for? - answer✔You would
use a gingival retraction cord for a crown
4. What are the uses of gingival retraction cord? - answer✔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? -
answer✔Epinephrine is a vasoconstrictor which increases heartbeat (tachycardia). It is
contradicted for patients with heart disease, diabetes, or hyperthyroidism.
6. What is the highest concentration of epinephrine? - answer✔1:20,000
7. Nitrous oxide to oxygen ratios? - answer✔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? -
answer✔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? -
answer✔Typically every 30, 60, 90 days. Or at the discretion of the Dentist.
10. A buffer period is primarily used for what? - answer✔To maintain the pH of the mouth
11. Which muscle is not used for mastication? - answer✔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? - answer✔Composed of 3 parts:
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The glenoid fossa of the temporal bone
The articular eminence of the temporal bone
The condyloid process of the mandible
13. Which bone articulates with the mandible? - answer✔The temporal bone
14. Which gauge needle is used for injecting different areas in the mouth? - answer✔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. -
answer✔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? - answer✔Used to replace one individual tooth,
multiple teeth, or to restore an edentulous arch.
17. What is ANUG? - answer✔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? -
answer✔Penicillin allergy:Clindamycin, cephalexin and doxycycline
Non-Penicillin allergy:Amoxicillin, penicillin, cloxacillin, erythromycin, nafcillin and oxacillin
19. What types of stains does coronal polishing remove - answer✔It DOES NOT remove
intrinsic stains.
20. Why do you not use prophy paste before applying sealants? - answer✔It can interfere with
the retention of the sealant.
21. When would you not use a fluoride rinse? - answer✔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? -
answer✔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? -
answer✔Facial nerve paralysis
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24. For the new patient exam, what instruments will be needed? - answer✔Mirror
Explorer
Perio-probe
25. A 65-year-old woman with emphysema also has swelling of the hands and feet. What else
might she be suffering from? - answer✔The patient could also have pulmonary hypertension
which could be causing the swelling
26. Which type of patients require a prophylactic antibiotic? - answer✔Patients with infective
endocarditis, and Joint prostheses
27. State the vitamins (fat soluble and water soluble) - answer✔Fat Soluble: A, D, E, K
Water soluble: C, B1, B2, B6, B12, Niacin, Folic acid, Biotin, Pantothenic acid
28. What are the zones of activity? - answer✔(R) handed dentistry:
Static zone - 12 to 2 o'clock
Assistant zone - 2 to 4 o'clock
Transfer zone - 4 to 7 o'clock
Operators zone - 7 to 12 o'clock
(L) handed dentistry:
Operators zone - 12 to 5 o'clock
Transfer zone - 5 to 8 o'clock
Assistant zone - 8 to 10 o'clock
Static zone - 10 to 12 o'clock
29. Which hand is used to transfer instruments to a right/left handed dentist? - answer✔(R)
handed dentist you transfer instruments with your left hand.
(L) handed dentist you transfer with your right hand.
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30. Describe the positions used in four-handed dentistry...supine, upright, Trendelenburg. -
answer✔Supine position is patient's nose and knees are at about the same level. Upright is back
of chair is in a 90 degree angle, and Trendelenburg is reclined position with head lower than the
feet.
31. If a patient is having a seizure, what should the dental assistant? - answer✔Place the pt in a
supine position in dental chair or on floor, remove objects from area that could injure the pt,
gently restrain the pt, DO NOT place anything or try to remove anything from their mouth, once
conscious turn the pt on their side to prevent aspiration, be supportive once they regain
consciousness, DO NOT allow pt to drive themselves home, oxygen can be given after pt regains
consciousness.
32. State the classifications of motion economy? - answer✔- Class 1: involves only finger
movement
- Class 2: involves movement of the fingers and wrist
- Class 3: involves movement of the fingers, wrist, and elbow
- Class 4: involves movement of the entire arm and shoulder
- Class 5: involves movement of the arm and twisting of the body
33. How should fluoride varnish be applied? - answer✔Fluoride should be painted on in a thin
layer with a small disposable brush or CTA, to all surfaces of the teeth
34. How should copalite varnish be applied? - answer✔Copalite varnish is applied under gold or
amalgam restorations. It should be applied in a dry cavity prep in thin layer with a micro brush or
cotton pellet. Air dry first layer and reapply. Dry again and once you see a shiny hard surface it
is ready to receive the restoration.
35. What is needed when you apply calcium hydroxide? - answer✔dycal instrument or explorer
36. What is the time frame called from the time the alginate powder is mixed until it hardens? -
answer✔setting time
