Complete Study Guide- Dental Assistant Exam- Updated Question and Answers [100% Correct] 2025 Latest Release
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Course
Dental assistant
Institution
Dental Assistant
Complete Study Guide- Dental Assistant
Exam- Updated Question and Answers
[100% Correct] 2025 Latest Release
Which teeth are commonly referred to as "canine" teeth?
Canines
What surface of a tooth faces toward the middle of the mouth?
Mesial
When considering the number of premolars in...
Complete Study Guide- Dental Assistant
Exam- Updated Question and Answers
[100% Correct] 2025 Latest Release
Which teeth are commonly referred to as "canine" teeth?
Canines
What surface of a tooth faces toward the middle of the mouth?
Mesial
When considering the number of premolars in a permanent dentition, how many are there?
8
Which tooth designation system is used by the Universal System?
Maxillary left first premolar
What is the name of the structure that connects the tooth's cementum to the surrounding bone?
Periodontal ligament
What feature distinguishes a gold crown?
Diagonal lines through the crown
In which color should previous treatment performed in another dental office be recorded?
Black
What is indicated by two vertical red lines between the upper central incisors on a dental chart?
Diastema
How should a dental assistant measure a patient's pulse rate?
Measure for 30 seconds, then multiply by 2
1
,When inflating a blood pressure cuff, what is added to the patient's BPM Brachial rate for accurate
measurement?
40
What is the typical respiration rate for a healthy adult?
10-20 breaths per minute
Which range is considered a normal resting pulse rate for an adult?
60-100 bpm
What is the minimum duration for keeping a signed privacy policy in a patient's file according to some
state laws?
5 years
Which of the following is not part of a dental examination?
Health history review
Class V decay affects which part of the tooth?
Gingival third on the facial or lingual surfaces
What teeth would be examined for Class IV decay?
Incisors and canines
The area where the enamel and cementum meet on a tooth is known as:
CEJ (Cementoenamel junction)
What type of tissue covers the alveolar bone and attaches to the teeth at the gumline?
Epithelial attachment
Which structure divides the nasal cavity into two parts?
Septum
2
, Which nerve primarily serves the mouth and its structures?
Trigeminal nerve
The pituitary gland is part of which body system?
Endocrine system
What chair position is used when the patient is almost lying down?
Supine
What concept helps dental auxiliaries determine proper working positions?
Clock concept
When transferring an instrument, where should the dental assistant place the working end?
In the position of use
Which hand does the dental assistant use to retrieve an instrument from a right-handed operator?
Left hand (last two fingers)
What is the "time zone" that a dental assistant typically works in during a procedure?
2-4
Which stool has a foot bar for support?
Assistant's stool
For proper placement of a High Volume Evacuator (HVE) tip, where should it be positioned?
Parallel to the tooth being prepared
What is the most effective isolation method for working on one or more teeth?
Dental dam
3
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