DATS Mid Term Exam Review: Questions & Answers: Latest Updated Guide

Part of skull that holds upper teeth (Ans- Maxilla Part of skull that holds lower teeth (Ans- Mandible Joint in the skull that allows lower jaw to move (Ans- TMJ (Temporal mandibular joint) Tissues in the mouth (Ans- Frenum Uvula Retromolar Pad Parts of the tooth structure (Ans- Cementum Dentin Enamel NOT a type of operative filling material -used for root canals (Ans- Gutta Percha Disease of gums (Ans- Periodontics Disease of the pulp and chamber (Ans- Endodontics Removal of teeth (Ans- Oral Surgery Straighten and align teeth (Ans- Orthodontics Removable dentures (Ans- Prosthodontics Types of burs described by their "locking mechanism" (Ans- Friction grip Latch Type Most common instruments used in "basic set up" (Ans- Mouth mirror Explorer Pliers Types of dental hand pieces (Ans- Contra-angle Straight Right angle Some instruments used in dentistry (Ans- Condenser Burnishers Probe Syringes Forceps Which is not a type of dental bur? (Ans- Inverted cone Taper fissure Round end fissure Quaternary double helix Purpose of alginate impression (Ans- Treatment Planning Case Presentation Permanent Record Criteria for selecting a tray for an alginate impression? (Ans- Width to extend into vestibular area Must extend over central and lateral incisors Must extend over retro-molar pad Must extend past soft palate into throat is NOT Using hot water when mixing alginate causes the alginate to set up ____________. (Ans- Faster Purpose of beading wax during an impression: (Ans- Prevents injury to tissue Prevents gagging Helps retain liquid material within the tray Sequence of placing alginate impression in patient's mouth for a mandibular arch: (Ans- 1. Retract cheek 2. Using fingers, spread alginate on occlusal surfaces 3. Insert tray and spread evenly 4. Have patient raise tongue 5. Use cheeks to mold vestibular area True or false: An alginate impression can wait up to 8 hours before pouring in plaster. (Ans- False True or False: When taking a wax bite for study models, the patients should bite down hard, all the way through the wax. (Ans- False When mixing plaster into a study model mold, you should: _______________________________________. (Ans- Put water into mixing bowl FIRST