Which classification of malocclusion is characterized by a normal molar relationship with crowding or spacing of individual teeth?
Orthodontic Evaluation
Question · Easy
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What is the primary purpose of a cephalometric radiograph in orthodontic treatment planning?
Class II, Division 1 malocclusion is characterized by which of the following?
Question · Medium
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Which orthodontic appliance is used to maintain the space created by premature loss of a primary tooth?
Orthodontic Procedures
During bonding of orthodontic brackets, what is the purpose of applying acid etch to the enamel surface?
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What is the typical etch time for phosphoric acid on permanent enamel when bonding orthodontic brackets?
Which type of orthodontic wire is most commonly used in the initial alignment phase due to its superelastic properties?
An orthodontic separator is placed between teeth primarily to accomplish which of the following?
Which instrument is used to place and remove elastic ligature ties on orthodontic brackets?
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What is the function of an orthodontic archwire?
A patient presents with the mandibular first molar positioned mesially relative to the maxillary first molar. What Angle classification does this represent?
Which type of retainer is removable and consists of an acrylic baseplate with a labial bow wire?
When seating an orthodontic band, the assistant should instruct the patient to bite on which of the following?
A rapid palatal expander (RPE) is primarily used to treat which orthodontic condition?
What is the term for the horizontal distance between the labial surface of the mandibular incisors and the labial surface of the maxillary incisors?
Which of the following is a direct consequence of not wearing a retainer as prescribed after orthodontic treatment?
Patient Education
During orthodontic treatment, which type of elastic configuration is used to correct a Class II molar relationship?
What information is obtained from a panoramic radiograph in orthodontic evaluation?
Which pliers are specifically designed for cutting orthodontic archwires distal to the last bracket or tube?
The Herbst appliance is a fixed functional appliance primarily used to treat which condition?
Which of the following is the correct order for direct bonding of orthodontic brackets?
What is the main risk of excessive orthodontic force on a tooth?
A patient wearing fixed orthodontic appliances should be instructed to avoid which of the following foods?
Which imaging method provides a three-dimensional view of the craniofacial structures for complex orthodontic cases?
What is the primary purpose of an orthodontic headgear?
What does ALARA stand for in the context of dental radiography?
Radiation Health And Safety
Which personal protective equipment (PPE) item should the orthodontic assistant wear when using the curing light to bond brackets?
Infection Control
The chain of infection requires all of the following EXCEPT which element?
According to the CDC guidelines, what is the minimum temperature for steam sterilization (autoclave) of dental instruments?
Which type of sterilization monitoring uses a biological indicator containing Geobacillus stearothermophilus spores?
What is the recommended action if a patient's orthodontic bracket debonds during treatment?
Which of the following describes the purpose of an orthodontic power chain?
What should be documented in the patient record at each orthodontic adjustment appointment?
Which instrument is used to adapt and contour orthodontic bands to the tooth surface?
Hand hygiene in the dental office should be performed at which of the following times?
What is the function of a Nance holding arch in orthodontic treatment?
Question · Hard
Which of the following is a characteristic of a mixed dentition?
What is the OSHA Bloodborne Pathogens Standard primarily designed to protect dental workers from?
During debonding of orthodontic brackets, which instrument is used to remove the bracket from the tooth surface?
What is the purpose of orthodontic study models (dental casts)?
Which of the following describes an anterior crossbite?
What classification of dental instruments includes orthodontic pliers, wire cutters, and band removers?
After removing fixed orthodontic appliances, residual adhesive on the tooth surface is typically removed using which method?
Which method of disease transmission occurs when a dental worker touches a contaminated surface and then touches a patient?
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