Dental Assisting Final- Multiple Choice Mock
Exam *Q&A* (100% Correct) 2025/2026
|VERIFIED|
**What is the primary purpose of an amalgam condenser?**
A) To pack amalgam into a cavity preparation tightly
B) To clean the cavity
C) To shape the amalgam filling
D) To dry the cavity...
Dental Assisting Final- Multiple Choice Mock
Exam *Q&A* (100% Correct) 2025/2026
|VERIFIED|
**What is the primary purpose of an amalgam condenser?**
A) To pack amalgam into a cavity preparation tightly
B) To clean the cavity
C) To shape the amalgam filling
D) To dry the cavity
A) To pack amalgam into a cavity preparation tightly
**Which part of the dental dam clamp holds the rubber dam in place?**
A) The arms
B) The jaws
C) The ring
D) The post
B) The jaws
**What is the correct technique for sterilizing dental instruments?**
A) Using ultraviolet light
B) Using a chemical sterilizer
C) Autoclaving at 250°F (121°C) for 15–20 minutes
D) Air-drying the instruments
C) Autoclaving at 250°F (121°C) for 15–20 minutes
**Which of the following is a common cause of gum disease?**
A) Vitamin deficiencies
B) Plaque buildup on teeth
1
,C) Poor brushing technique
D) Dry mouth
B) Plaque buildup on teeth
**What is the main purpose of fluoride treatment in dental care?**
A) To prevent tooth sensitivity
B) To whiten teeth
C) To remove plaque
D) To strengthen tooth enamel and prevent cavities
D) To strengthen tooth enamel and prevent cavities
**Which type of dental radiograph provides a detailed view of the teeth and surrounding bone?**
A) Periapical radiograph
B) Bitewing radiograph
C) Panoramic radiograph
D) Cephalometric radiograph
A) Periapical radiograph
**What is the role of a dental assistant during a root canal procedure?**
A) To perform the root canal treatment
B) To assist the dentist by handing instruments and managing the patient
C) To take x-rays of the root canal
D) To apply fluoride treatment after the procedure
B) To assist the dentist by handing instruments and managing the patient
**What should a dental assistant do to maintain a sterile environment in the operatory?**
A) Clean the area with soap and water
B) Disinfect all surfaces before and after procedures
2
,C) Use only disposable items
D) Clean only after the procedure
B) Disinfect all surfaces before and after procedures
**What is a common symptom of a tooth abscess?**
A) Tooth whitening
B) Increased tooth sensitivity
C) Tooth discoloration
D) Severe, throbbing pain and swelling
D) Severe, throbbing pain and swelling
**Which dental instrument is used for shaping and contouring the tooth during a filling procedure?**
A) Scaler
B) Amalgam condenser
C) Carver
D) Explorer
C) Carver
**How long should a dental assistant flush the handpieces after a procedure?**
A) 20 seconds
B) 10 seconds
C) 15 seconds
D) 30 seconds
A) 20 seconds
**What is the term for the process of cleaning and shaping the root canals during a root canal
treatment?**
A) Endodontic treatment
B) Periodontal treatment
3
, C) Prophylaxis
D) Scaling
A) Endodontic treatment
**Which type of material is commonly used for temporary fillings?**
A) Composite resin
B) Porcelain
C) Gold
D) Zinc oxide-eugenol (ZOE) paste
D) Zinc oxide-eugenol (ZOE) paste
**What is the purpose of the air-water syringe in the dental operatory?**
A) To dry the teeth
B) To irrigate and dry the area being treated
C) To clean the instruments
D) To remove plaque
B) To irrigate and dry the area being treated
**Which of the following is an example of a direct restorative material?**
A) Composite resin
B) Gold
C) Ceramic
D) Silver amalgam
A) Composite resin
**What is the first step in infection control procedures in a dental office?**
A) Disinfect the surfaces
B) Wash hands thoroughly before patient contact
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