DNH 111 Exam Questions With Correct Answers.

DNH 111 Exam Questions With Correct Answers. The first statement is true; the second statement is false. - answerIn a partially erupted tooth, the visible portion is called the clinical crown. The anatomic crown is not yet fully formed. false - answerAll anterior teeth have cusps. Both statements are false - answerThe tooth surface facing the lip is called the mesial surface. The corresponding surface facing the cheek is called the distal surface. Cementum - answerThe dental tissue that most resembles bone is Pit Fossa Groove - answerWhich of the following structures represent a concavity or depression within the surface of a tooth (Select all that apply.)? Cingulum - answerThe prominence on the cervical third of the lingual aspect of anterior teeth is called the 5 - answerHow many surfaces does a posterior tooth have? Dentin - answerWhich dental tissue is composed of 70% inorganic and 30% organic matter? Facial - answerEach of the following terms refers to an "in-between" surface EXCEPT one. Which one is the EXCEPTION? False - answerThe lower the root to crown ratio number the more resistance a tooth would have to displacement. Both statements are true - answerPosterior teeth have contact areas slightly buccal to the center of teeth. Lingual embrasures of posterior teeth are wider than buccal embrasures. The mandibular anterior teeth show the greatest amount of curvature of the cervical line. - answerEach of the following statements is true of the curvature of the CEJ EXCEPT one. Which one is the EXCEPTION? EXAM STUDY MATERIALS July 29, 2024 12:59 PM contact point - answerEach of the following can be damaged by an overhanging restoration EXCEPT one. Which one is the EXCEPTION? False - answerAn overhanging restoration extends above the occlusal surface and prevents normal occlusal contact between the arches. Crest of curvature - answerHeight of contour is the same as enamal - answerEach of the following is part of the periodontium EXCEPT one. Which one is the EXCEPTION? The first statement is true; the second statement is false. - answerInterproximal spaces lie between teeth and bone on one side and the proximal surfaces and their contact area on the other side. Interproximal spaces are U-shaped in posterior regions and more rounded in anterior regions. False - answerAlignment refers to the height or level of alveolar bone between teeth. Cementum - answerThe CEJ is where enamel meets the Both statements are false - answerThe function of both incisors and premolars is to cut food. The function of molars is to cut, grind, and chew food. Marginal ridge - answerAll of the following formations are depressions EXCEPT one. Which one is the EXCEPTION? false - answerContact point and contact area are synonymous terms; that is, they mean the same thing Both statements are true - answerEmbrasures are spillways between teeth that allow food to be shunted away from contact areas. While effective embrasures are self-cleaning, poorly contoured embrasures lead to gingival irritation and breakdown. Prevent gingival stimulation - answerEach of the following is a function of embrasures EXCEPT one. Which one is the EXCEPTION? True - answerThe facial crest of curvature for all teeth is located at the cervical third. Lymph Tissues ,Connective Tissues, Nerve Tissues ,Ondontoblasts - answerThe pulp is composed of which of the following tissues (Select all that apply.) Labioincisal - answerWhich of the following is an example of a line angle? True - answerCellular cementum has the abilit