RDA WRITTEN FINAL

The RDA performing mouth mirror inspection should be able to:

• differentiate abnormal conditions from normal conditions.
• Ultra sonic scaling for removal of cement from ortho bands and pit and fissure sealants.
• To tell whether its a disease or if its a cancerous infection
• To tell whether the cavity needs cleaning

The Registered Dental Assistant may not perform which of the following, without proof of completion of a course approved by the State Board of Dental Examiners: 

• A. coronal polish
• B. ultrasonic scaling for removal of excess cement from orthodontic bands
• C. application of pit and tissue sealants
• D. A and B 

The RDA license renewal period, with proof of education, is required every:

• 6 months
• 1 year
• 2 years 
• 18 months 

The dental assistant may perform the following duties: 
1. placement and ligation of arch wires 
2. removal of arch wires 
3. size orthodontic bands
4. placement and removal of rubber dam 
5. placement and removal of matrices

• 1, 2 and 3 
• 2, 3, 4 and 5
• 2, 4 and 5
• 1,2,3,4,and 5

Placement and cementation of crowns and bridges is a duty permitted the: 

• non-licensed DA, general supervision
• non- licensed DA, direct supervision 
• RDA, direct supervision
• Dentist Only

In addition to using an explorer, which other instruments are permissible for a Registered Dental Assistant to use during an oral instruction? 

• mouth mirror
• scaler
• spoon excavator 
• periodontal disease 

The RDA may remove excess cement: 

• subgingivally
• along the roots 
• supragingivally
• not at all

Fitting endodontic gutta percha points prior to filling the canal is a duty performed by the: 

• RDAEF under direct supervision 
• RDA under direct supervision 
• DA under supervision 
• DA under general supervision

The taking of intraoral radiographs, with the California Radiation Safety License, is a duty permitted to the: 

• DA under general supervision
• DA under direct supervision 
• RDA under direct supervision
• RDAEF under direct supervision 

The registered dental assistant may place: 
1. only metal separators
2. both metal and elastic separators
3. only elastic separators
4. under general supervision of a licensed dentist
5. under the direct supervision of a licensed dentist

• 1 and 4
• 2 and 5
• 2 and 4 
• 3 and 5