OROFACIAL MIDTERM TCDHA EXAM QUESTIONS AND QUALITY ANSWERS|| ACE THE TEST|| 2026/27

Buccal - Correct Answer the surface of the tooth that faces the cheek proximal - Correct Answer surface of a tooth faces the neighboring tooth in the same arch Which would not be considered part of the oral cavity proper? - Correct Answer philtrum where is the alveolar mucosa located? - Correct Answer Attached loosely to the alveolar bone Which bounds the lateral borders of the oral cavity? - Correct Answer teeth Which is the mucosa of the dorsum of the tongue called? - Correct Answer specialized The vestibule - Correct Answer space that exists between the Lips or cheeks and the teeth CEJ - Correct Answer line separates the enamel from the cementum A bifurcated root has how many roots? - Correct Answer 2 Enamel - Correct Answer the hardest tissue in the human body What is seen in the mouth first - Correct Answer The clinical crown maxillary canine - Correct Answer longest tooth in the oral cavity cingulum - Correct Answer A developmental elevated projection on the lingual surface of a canine mucogingival junction - Correct Answer Between the attached gingiva and alveolar mucosa Fordyce Granules can occur? - Correct Answer Corner of lips How many surface does a molar have? - Correct Answer 5 The color of healthy gingiva is usually? - Correct Answer Pink Filiform papillae is located on what area on the tongue? - Correct Answer Anterior 2/3rd The tongue develops in uturo at around - Correct Answer 4.5 weeks The lining of the oral cavity consists of what type (name) of mucosa? - Correct Answer Stratified squamous epithelial How many nonsuccedaneous teeth are there? - Correct Answer 12 A mixed dentition occurs around the age? - Correct Answer 6 years What is the rudimentary lobe of the maxillary 1st molar called? - Correct Answer The cusp of carabelli The first permanent teeth to erupt in the oral cavity is the? - Correct Answer Mandibular central incisor Developmental grooves/line separate? - Correct Answer the union of developmental lobes When a tooth is developing in the crypt, which part of the tooth develops first? - Correct Answer The crown what week in fetal life do tooth germs begin to develop? - Correct Answer 6 week Secondary dentin occurs? - Correct Answer throughout life coalescence - Correct Answer The fusion of developmental lobes Primary dentin occurs? - Correct Answer when teeth first forms Mamelons - Correct Answer Incisal ridges formed from 3 labial lobes One significant feature of maxillary first molar is - Correct Answer It has 5 lobes, 1 being rudimentary lobe When does the period of primary dentiton end? - Correct Answer At 6 years old lingual fossa is present on which teeth? - Correct Answer Maxillary central incisor Reparative dentin occurs when? - Correct Answer The tooth has been subjected to caries Odontoblasts - Correct Answer Cells that form dentin The tooth number 11 according to The Universal system for permanent teeth would be ? - Correct Answer Maxillary left canine According to the FDI system, tooth number 34 is? - Correct Answer Mandibular left first premolar There are ___ pharyngeal arches that develop? - Correct Answer 2 Attached gingiva is an example of - Correct Answer Lining mucosa What is the excess space called that is available for the permanent canine and premolars? - Correct Answer Leeway space The mandibular molars are aligned in the alveolar bone in such a way that their crowns? - Correct Answer Are tilted toward the lingual The maxillary incisors in a class II, division II malocclusion are? - Correct Answer retruded which of the following have the least cervical contact areas? - Correct Answer Third molar Is class 1 occlusion, the mandibular lateral incisor? - Correct Answer Opposes the maxillary lateral incisors and canine Mesiodistal measurements of crown of anterior teeth as seen from an incisal view show that? - Correct Answer the crowns are wider at the facial than the lingual Where is the lingual height of contour located on the mandibular molars? - Correct Answer Middle third The greatest convexity of the facial surface of anterior teeth is? - Correct Answer The junction of the middle and incisal thirds The developmental of occlusion begins? - Correct Answer with the eruption of primary teeth The primary occlusion has how many possibilities - Correct Answer 3 The majority of children exhibit what type of occlusion? - Correct Answer mesial step The growth of the mandible and maxilla result in a horizontal and vertical growth pattern? - Correct Answer True Primate space are defined as space that are found - Correct Answer Mesial to max primary 3 and distal mand 3 The buccal cusp tip of post teeth, form a curve in an anterior to posterior direction called? - Correct Answer curve of see All teeth erupt in a straight up and down position in the month - Correct Answer false the interdental space are usually filled with - Correct Answer gingiva A contact point is - Correct Answer the maxillary molar occluding with a mandibular molar When gingival recession occurs between the teeth, bone and gingival are gone. The void is called? - Correct Answer Cervical embrasure The contact areas of anterior teeth are located? - Correct Answer closest to the incisal surface One tooth that has an exception of where the contact area is compared to the rest in max ant? - Correct Answer Is the canine The labial and lingual height of curvature of mandibular incisors and canine are? - Correct Answer Located near cervical third The mandibular ant teeth show less curvature than their max counterparts? - Correct Answer true Which curvature of the CEJ is greater? - Correct Answer The mesial view Where is the thickest part of the enamel located? - Correct Answer cusp tip Where is the thinnest part of the enamel located? - Correct Answer CEJ What is the vertical alignment of mandibular posterior teeth? - Correct Answer Crowns incline lingually, roots laterally Small localized growths of bone on the buccal cortical plate are known as - Correct Answer Exostoses Which of the following structures may cause a diastema - Correct Answer Maxillary labial frenum O