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RDAEF2 PRACTICE WRITTEN EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED
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RDAEF2 PRACTICE WRITTEN EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED Define General supervision? General supervision means that you must be employed by dentist, but that dental does not have to be present in the treatment facility during a procedure you are performing. Define Di...

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  • October 13, 2024
  • 47
  • 2024/2025
  • Exam (elaborations)
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RDAEF2 PRACTICE WRITTEN EXAM QUESTIONS AND ANSWERS

WITH COMPLETE SOLUTIONS VERIFIED


Define General supervision?

General supervision means that you must be employed by dentist, but that dental does

not have to be present in the treatment facility during a procedure you are performing.

Define Direct supervision?

Direct supervision means that you must be employed by a dentist and the dentist does

have to be present in the treatment facility during a procedure you are performing.

Does assisting in the administration of nitrous oxide require a special type of

supervision?

Assisting in the administration of nitrous oxide requires the supervising dentist be in the

room, at chairside during the procedure, giving directions to the dental assistant.

What should you do if you are asked to perform illegal procedure?

Inform a dentist the procedure is an infraction of the dental practice act and refuse to

perform the procedure.

Whos responsibility is it to adhere to the Board regulations in regard to DA/RDA

function?

Both you and your supervising dentist. you are legally responsible for adhering to Board

regualtions, and you could lose your license or have it suspended for illegally

performing a function.

How many C.E. units are you required to earn each renewal period?

,25units

Are there any RDA functions that require a special license?

Yes Coronal Polish, ultrasonic scaler and pit and fissure sealants require special

licensure.

What is the purpose of a matrix band?

A matrix band is used to replaced the missing proximal wall of the tooth preparation

Where is the band placed?

Between the interdental papilla and the proximal surface of the tooth

What corresponding tooth would a band fit that was set-up for tooth #28?

Tooth #12

What can be used to secure the band in place?

Low fusing compound

What is the purpose of a contra-angle matrix retainer?

A contra-angle retainer can be placed from the lingual

How far should the band extend above the occlusal height and below the gingical

seat of the prepation?

1-3mm above the occlusal height and approximately 1mm below the gingival seat.

Would you need to use a matrix band on a class I cavity prep?

No, a class I already has surrounding tooth structure to support thee placement of a

filling.

What is the shape of most commerical wedges and what is the purpse of a

wedge?

,Wedges are triangular in shape and placed with base toward the gingival tissue. The

purpose of a wedge is to press the band tightly against the prepared tooth and to slighty

open the contact of the adjacent tooth during placement of the restoration.

Are there any specific C.E requirments you must complete other than the number

of hours?

Yes you need to maintain CPR certification, and attend board approved courses in the

Dental practice Act, and Infection control.

What is the purpose of a cavity varnish or sealer?

To seal the dental tubules from harmful substances such as mercury in amalgam and

acids from cements

Why should a varnish NOT be used under a resin or composite filling, but why

can a sealer be used?

Varnishes interfere with the polymerization of resins; however, sealers can be used

because theyre part of bonding process and do not interfere with the polymerization

Who may apply a cavity varnish or sealer, and what type of supervision is

required?

RDA, direct supervision

If you are using a base, when should you place a varnish or sealer?

If what you are placing into the tooth is harmful to the tooth, place a varnish or sealer

first. If what youre placing into the tooth is not harmful, place a varnish or sealer

afterwards

Why should you wipe the base placement instrument on a 2X2 gauze in between

the transfer of material back and forth from the mouth to the mixing pad?

, Transferring heat and moisture from the mouth to the mixing pad during several

applications will cause material to set-up on the pad. Wiping the instrument will reduce

this process

Who apply bases and liners to exposed or near exposed pulps?

RDA, RDAEF and dentist

Where should a base be placed?

A based should be placed to fill-in the deepest indentation area, or cover the entire

floor. there are several ways to perform this procedure; you should follow the direction

of your particular dentis

Who may place a temporary sedative dressing?

RDA, Dentist

Is it necessary to use a matrix band on a class II temporary dressing?

Yes

Of the following, which is the least important factor when judging the quality of a

temporary filling; sealed margins, correct occlusion, contact points,correct

anatomy?

Correct Anatomy

The doctor is away, you are an RDA, a patient comes into office and says they

have lost their temporary filling. What should you do?

Refer to another dentist or make a new appointment if the patient is not in pain

What is the nest cement to use for a sedative(palliative) filling?

Zinc oxide eugenol

What are some important considerations when selecting a cement?

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