NDAEB Test Questions with 100 Graded and Correct Answers, Rated A+

Incisors are used for - cutting canines are used for - Holding Posterior teeth are used for - Biting and chewing Premolars are used for - Hold and grind Enamel is - 96% in organic Dentin is - 70% inorganic dentinogenesis imperfecta - incomplete or improper development of dentin tissue Dentin and cementum can - Repair itself Cementum - 50% inorganic primary teeth - Wider mesial to distal Short crowns Thinner enamel/dentin (more white) Permanent teeth - Smaller pulp chamber Larger roots Not as white What tooth is unlike any other tooth in either dentition? - Primary maxillary 1 molar Ester - Topical More chance of allergy Milliamperage (mA) - A measurement unit for electrical current Kilovoltage peak (kVp) - The maximum or peak voltage that is used during an x-ray exposure. Critical organgs - Eyes Bone marrow Thyroid gland Skin trabeculae - supporting bundles of bony fibers in cancellous (spongy) bone Make spaces filled with bone marrow filiform papillae - Touch Epithelial attachment - Healthy gingivae cover the alveolar bone and attach to the teeth on the enamel surface just above the neck of the tooth. This structure is known as the lamina dura - thin compact bone that lines the alveolar socket Incisive papilla - Pear-shaped pad of tissue that covers the incisive foramen gingival sulcus - Rarely 2-3mm deep Structure units of enamel - Prisms Interradicular fibers - Aid in resisting of tipping and twisting alveolar process - a ridge that forms the borders of the upper and lower jaws and contains the sockets of the teeth Support teeth in functional position circular fiber group - Form neck of teeth Free gingiva - Base of sulcus to mucogingival junction Height of contour - widest part of the tooth primate - Normal spaces in primary teeth Cusp of Carabelli - a fifth cusp on the mesial lingual surface of most maxillary first molars Gingival papilla - The gingival projection that fills the interproximal space taste receptors - Tip of tongue lacrimal bone - small fragile bone making up part of the front inner walls of each eye socket and providing room for the passage of the lacrimal ducts contact point - The exact spot at which the teeth actually touch each other. Curve of Spee - Curvature formed by the maxillary and mandibular arches in occlusion Polycarboxylate - permanent cementation for crowns, inlays, onlays, and bridges Strength and non irritating quality Copland varnish - Good for amalgam zinc oxide eugenol - Temporary cement - sedates the pulp Powder to water ratio - Depends on intended use Polycarboxylate finished - Glossy Type 1 zinc phosphate - Accurate seating Etch - Better adhesion zinc phosphate - Luting agent for permanent restorations Varnish - Over liner or base GI capsules mixed - Mechanical trituration mixing zinc phosphate - Dry cool slab decreases setting time Macrofilled composites - Strength