An Overview of Dental Anatomy Questions and Answers Already Passed

An Overview of Dental Anatomy Questions and Answers Already Passed Which of the following bones form the forehead? A. Nasal B. Frontal C. Parietal D. Ethmoid Frontal The midline depression above the upper lip is known as? A. Philtrum B. Septum C. Labiomental Groove D. Tubercle of the Lip Philtrum What is the non-bony portion of the palate known as? A. Hard Palate B. Frenum C. Vestibule D. Soft Palate Soft Palate The ___________________ is a nonbony muscular projection that hangs from the midline at the posterior of the soft palate. A. Frenum B. Septum C. Tori D. Uvula Uvula The top surface of the tongue is known as the ___________ surface. A. Ventral B. Dorsal C. Median D. Lateral Dorsal Which arch in the mouth contains 16 teeth? A. Maxillary B. Mandibular C. Lateral D. Maxillary and Mandibular Maxillary and Mandibular arch The area from the CEJ to the cusp tip is known as ____________________. A. clinical crown B. anatomical crown C. root canal D. apex of the crown Anatomic Crown What is the hardest substance in the body? A. Enamel B. Cementum C. Pulp D. Dentin Enamel Which type of substance in the tooth continues to grow throughout the lifetime of the tooth? A. Cementum B. Enamel C. Secondary Dentin D. Nerves and Blood Vessels Secondary Dentin Which one is the tooth components has an equivalent hardness to bone? A. Cementum B. Enamel C. Dentin D. Dentin tubules Cementum Which teeth have a cutting edge? A. Incisors B. Premolars C. Bicuspids D. Molars Incisors Which tooth appears in the permanent dentition but not in the primary dentition? A. Molars B. Lateral incisors C. Central incisors D. Premolars Premolars Which teeth are responsible for grinding food? A. Primary incisors B. Molars C. Canines D. Premolars Molars Which surface is known as the chewing surface of posterior teeth? A. Occlusal B. Lingual C. Mesial D. Distal Occlusal How many teeth comprise the primary dentition? A. 15 B. 20 C. 30 D. 32 20 A dentition that is not aligned in a normal functional relationship is termed as in ______________? A. nonfunctionabality B. malocclusion C. mass occlusion D. dominant occlusion Malocclusion Which tissue in the periodontium is not attached to the tooth and forms a collar around the tooth? A. Attached gingiva B. Marginal gingiva C. Free gingiva D. Gingival ligament Free gingiva The tooth is attached to the underlying bone through which of the following? A. Periodontal fibers B. Attached gingiva C. Cementum fibers D. Bone projections Periodontal fibers The inter and outer surfaces of the alveolar bone are made up of _______________. A. Spongy bone B. Cortical plates C. Cementum D. Oblique fibers Cortical plates The wall of the tooth socket is lined by what type of bone? A. Trabecular B. Dentin C. Lamina dura D. Cancellous Lamina Dura