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Practice Test for the DANB Dental Assistant Exam Sample

General Chairside Assistance 

1 A permanent dentition consists of how many teeth?
Incorrect. Please choose another answer.
32 teeth make up a permanent dentition.
2 Which teeth are sometimes called the "eye" teeth?
Incorrect. Please choose another answer.
Canine teeth are sometimes called "eye teeth."
3 Which proximal surface of a tooth is closest toward the midline of the body?
Incorrect. Please choose another answer.
Mesial is the closest proximal tooth surface toward the midline of the body.
4 A permanent dentition consists of how many premolars?
Incorrect. Please choose another answer.
8 premolars exist in a permanent dentition
5 When a mouth is divided into fourths, the parts are referred to as:
Incorrect. Please choose another answer.
Quadrants are the four parts when a mouth is divided into four sections: upper right, lower right, upper left and lower left.
6 Using the Universal System of tooth designation, what tooth is #12?
Incorrect. Please choose another answer.
Tooth #12 is the maxillary left first premolar.
7 Using the International Standards Organization system of tooth recording, which tooth is #25?
Incorrect. Please choose another answer.
Maxillary left second premolar is #25 when using the ISO system of tooth recording

Infection Control 

8 Which of the following is NOT a mode of disease transmission?
Incorrect. Please choose another answer.
Sexually transmitted is not a mode of disease transmission. It is a type of transmitted disease.
9 Which Hepatitis virus should healthcare personnel be immunized against?
Incorrect. Please choose another answer.
Hep B immunization is an effective vaccine that healthcare workers should be given to prevent the risk of occupational exposure.
10 Which of the following diseases can be spread through contaminated water supplies?
Incorrect. Please choose another answer.
Legionnaire's Disease can be spread through aerosols as well as aspirating contaminated water.
11 A patient experiences an infection where symptoms appear quickly and are severe. What type of infection is this?
Incorrect. Please choose another answer.
Acute infections are often very quick to appear and have severe symptoms.
12 A patient presents with symptoms of an oral yeast infection. What condition could have caused this infection?
Incorrect. Please choose another answer.
Oral candidasis is a yeast infection of the mouth, sometimes called "thrush."
13 What is a microorganism called that is capable of causing diseases?
Incorrect. Please choose another answer.
Pathogens are organisms that are capable of causing disease conditions.
14 Which disease is an example of one caused by a spore?
Incorrect. Please choose another answer.
Tetanus, also called "lock jaw" is a disease that is caused by spore bacteria.

Dental Radiography 

15 What type of film allows the entire dentition to be viewed on a single film?
Incorrect. Please choose another answer.
Panoramic films allow the entire dentition to be viewed on a single, large film.
16 Which of the following is not a main component of a panoramic x-ray unit?
Incorrect. Please choose another answer.
Panoramic film is not a major component of a panoramic x-ray unit. The main components are the tubehead, head positioner and exposure controls.
17 What type of device does digital radiography use to record images taken of the patient's teeth?
Incorrect. Please choose another answer.
Electronic sensors are used in lieu of standard x-ray films when recording images of a patient's teeth. While standard films can have their image scanned into an electronic program, they are not by definition, digital x-rays.
18 Which of the following inflicts the most radiation on a patient?
Incorrect. Please choose another answer.
FMX series inflict more radiation on a patient because they require multiple exposures for all 20 films. There is less radiation needed with a panoramic x-ray.
19 What step helps prevent a large radiolucent area near the palate as seen on panoramic x-rays?
Incorrect. Please choose another answer.
Having the patient place their tongue in the roof of their mouth during a panoramic x-ray prevents a large radiolucent area in the palate on the processed x-ray.
20 Why does digital radiography require less radiation than traditional x-rays?
Incorrect. Please choose another answer.
Sensors are more sensitive with digital radiography than traditional x-ray films, allowing the exposure time to be less, reducing radiation.
21 Digital x-ray sensors:
Incorrect. Please choose another answer.
Intraoral sensors are waterproofed by the manufacturer, but because they cannot be sterilized, they must have a disposable barrier placed on them prior to use with each patient.

Related Links

Our practice exam follows the CDA blueprint component exam areas: GC, RHS & ICE:
 
1. General Chairside Assisting (GC)

GC Exam Blueprint:
  • Evaluation
  • Patient Managemnt and Administration
  • Chairside Dentistry
  • Dental Materials
GC Exam Summary:
  • 95 multiple-choice questions
  • 75 minutes testing time
2. Radiation Health and Safety (RHS)
 
RHS Exam Blueprint:
  • Purpose and Technique
  • Radiation Protection
  • Infection Control
RHS Exam Summary:
  • 75 multiple-choice questions
  • 1 hour testing time
3. Infection Control (ICE)
 
ICE Exam Blueprint:
  • Prevent of Disease Transmission
  • Prevention of Cross-contamination
  • Process of Instruments and Devices
  • Occupational Safety and Admin Protocols
ICE Exam Summary:
  • 80 multiple-choice questions
  • 1 hour testing time
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