TOPIC: DENTAL IMPRESSION 📌KEY POINTS: 🔹A negative record of the tissues of the mouth 🔹Used to reproduce the form of the teeth & surrounding tissues. 🔹Negative reproduction of the tissues given by the impression material is filled up with dental stone or other model materials to get a positive cast. 🔹Positive reproduction of a single […]
TOPIC: ANATOMICAL LANDMARKS OF MANDIBULAR ARCH 📌 LIMITING STRUCTURES Labial frenum Labial vestibule Buccal vestibule Buccal frenum Lingual frenum Alveololingual sulcus Retromolar pads Pterygomandibular raphe 📌 PRIMARY STRESS-BEARING AREA Buccal shelf area Residual alveolar ridge 📌 RELIEF AREA Mental foramen Genial tubercles
TOPIC: ANATOMICAL LANDMARKS OF MAXILLARY ARCH 📌 LIMITING STRUCTURES OR PERIPHERAL STRUCTURES: Labial frenum Labial vestibule Buccal frenum Buccal vestibule Hamular notch Posterior palatal seal Fovea palatinae 📌 SUPPORTING STRUCTURES ✳️Primary stress-bearing area Hard palate Posterior lateral slopes of the residual alveolar ridge ✳️Secondary stress-bearing area Rugae ✳️Relief area Incisive papilla Midpalatine raphe
TOPIC: COMMON VIVA QUESTION Q77. What is RPD? Ans. RPD is defined as any prosthesis that replaces some teeth in a partially dentate arch.It can be removed from the mouth and replaced at will-also called partial removable dental prosthesis. Q78. What are the components of RPD? Ans. The components of removable partial denture are: Connectors […]
TOPIC: QUICK REVISION OF VIVA QUESTIONS Q51. What are the permanent record base fabricating materials? Ans. The basic materials that are used for permanent record bases are: Processed heat cure acrylic resin Gold alloys Chromium-cobalt alloy Q52. What are the temporary record base materials? Ans. The basic materials that are frequently used are: Shellac base plate wax […]
TOPIC: COMMON VIVA QUESTION Q25. Define impression? Ans. A negative likeness or copy in reverse of the surface of an object; an imprint of the teeth and adjacent structures for use in dentistry. Q26. Define a dental impression? Ans. A negative imprint of an oral structure used to produce a positive replica of the structure […]
TOPIC: COMMON VIVA QUESTION Q1. What is prosthodontics? Ans. Prosthodontics is a branch of dentistry pertaining to the diagnosis, treatment planning, rehabilitation and maintenance of the oral function, comfort, appearance and health of the patient with clinical conditions associated with missing or deficient teeth and or maxillofacial tissues using biocompatible substitutes. Q2. What is a […]
TOPIC: IMPORTANT PROSTHODONTICS DEFINITIONS 💠FACEBOW: An instrument used to record the spatial relationship of the maxillary arch to some anatomic reference point or points and then transfer this relationship to an articulator; it orients the dental cast in the same relationship to the opening axis of the articulator; customarily the anatomic references are the mandibular […]
IMPORTANT PROSTHODONTICS DEFINITIONS 💠Ante’s law: In fixed partial denture(FPD) prosthodontics for the observation that the combined pericemental area of all the abutment teeth supporting a fixed partial denture should be equal to or greater in pericemental area than the tooth or teeth being replaced; as formulated for (RPD)removable partial denture prosthodontics the combined pericemental area […]
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