MN LDA Licensure Exam Questions and Answers Graded A Already Passed 2024

The orthodontic problems of most people result from interactions of which of the following? - Developmental Influences Genetic Influences Enviromental Influences What is Class II occlusion? - It occurs when the mesiobuccal cusp of the maxillary first molar occludes in the interdental space between the mandibular second premolar and the mesial cusp of the mandibular first molar Severe malocclusion and dental facial deformities, both of which can cause social stigma and have a negative impact a patient's self esteem, are examples of which type of adversity? - Psychosocial function During the frontal evaluation of facial esthetics, the face is examined? - To examine for bilateral symmetry When taking photographs, the full direct view includes? - Intraoral view, with all the teeth in occlusion Which radiograph is most commonly exposed on an orthodontic patient? - Cephalometric Orthodontic fixed appliances are also known as what? - Braces What is the most common type of attachment for fixed appliances? - bonded bracket what holds dental arch wires in place? - ligature ties and elastomeric ties which statement is incorrect about sticky candy and gum use during orthodontic treatment? - it loosens bands, pulls out ligature ties, and bends arch wires what is the purpose of an orthodontic positioner? - Retain the teeth in their desired position what information is needed for the diagnosis and treatment planning of an orthodontic case? - medical and dental histories, photographs and radiographs, diagnostic models in orthodontics, which radiograph is taken to study and make measurements of the skull and analyze growth patterns? - caphalometric which statement is incorrect pertaining to dental assistant duties in an orthodontic practice? - the dental assistant makes a diagnosis what is an advantage of using the patients model to select bands? - the patient does not need to be present which of the following is used to tie the arch wire into orthodontic brackets? - wire ligatures and elastomeric ligatures what is the purpose of the arch wire? - It is a pattern that gives the dental arch its shape. what does a hook do? - It holds interarch elastics what is the purpose of the headgear tube? - It stabilizes the ends of the facebow. on which teeth are brackets most commonly bonded? - anterior teeth and premolars Arch wires that are made of _____ are useful in early stages of treatment because they are flexible. - nickel titanium The arch wire that is used as a "working arch wire" is: - stainless steel which type of arch wire would not be used to position the crown and root of the teeth in final stages of treatment? - round which of the following is used to close space between teeth? - elastic chains which of the following is incorrect about customized aligners? - they can be used for all types of orthodontic treatment which instrument removes elastomeric ligature ties? - an orthodontic scaler in_____, the mesiobuccal cusp of the maxillary permanent first molar occludes in the interdental space between the distal cusp of the mandibular first second premolar - mesioclusion in class ____ occlusion, or distoclusion, the mandibular arch and the body of the mandible are in bilateral, , distal relationship to the maxillary teeth - II During cementation of bands, the cement is placed on the: - inner surface of the band which step is first in preparation for bonding the brackets to the teeth? - polish using a fluoride free paste