Description : .Lateral canals are usually found at: A. The middle of the root B. First third of the root close to the crown C. The apical third
Last Answer : C. The apical third
Description : A child has less than the normal number of teeth, the mandibular lateral incisor is larger than usual, on x rays it shows with two roots and two roots canals; your diagnosis is:** A. Dilaceration B. Gemination C. Fusion D. Concrescence E. Taurodontism
Last Answer : C. Fusion
Description : What is true in regard to lateral mandibular incisors A. 20% have 2 canals with one foramen B. 20% have 2 canals with two foramina C. 40% have two canals with 10% ending in two foramina D. 40% have two canals with only one ending in two foramina
Last Answer : D. 40% have two canals with only one ending in two foramina
Description : The most common cause of RCT “Root Canal Treatment” failure is: A. The canal not filled completely (Short obturation) B. Over filled canals
Last Answer : A. The canal not filled completely (Short obturation)
Description : Odontogenic cysts develop from the following structures except: A. Reduced enamel epithelium of tooth crown B. Dental lamina dura C. Epithelium trapped after sutures D. ertwig’s root sheath
Last Answer : C. Epithelium trapped after sutures
Description : Two central incisors on a radiograph are showing with what looks like eye drop radiolucency. You decided to start endodontic treatment on these teeth but when you tried to open access to the root ... and start a permanent restoration. B. Start systemic antibiotic C. Try to ream and file canals
Last Answer : C. Try to ream and file canals
Description : To achieve optimum cavity preparation, which of the following factors of internal anatomy must be considered in root canal treatment: A. Outline form B. The age and shape of pulp chamber; in ... root canals. C. Internal external relationship D. Intra-coronal preparation E. None of the above
Last Answer : B. The age and shape of pulp chamber; in addition to the direction of individual root canals.
Description : X rays are used in endodontic treatment to: A. Aid in the diagnosis of periapical hard tissue lesion B. Determine the number, location, shape, size and direction of roots and root canals C. Confirm ... root canals D. Evaluate the adequacy of the complete root canal filling E. All of the above
Last Answer : E. All of the above
Description : Which of the following is a radiographic feature of dentino-genesis imperfecta: A. Small pulp chambers and root canals, normal enamel B. Enamel is missing but dentine formation is normal C. Enamel and dentine show disturbances D. Pulp is normal but dentine is abnormal
Last Answer : A. Small pulp chambers and root canals, normal enamel
Description : Mesiobuccal root of maxillary first molars MOST COMMONLY have: A. One canal with one foreman B. One or two canals with one foreman C. Two canals with one foreman D. Two canals with two foramen
Last Answer : D. Two canals with two foramen
Description : The method you will use to fill root canal of maxillary lateral incisor is: A. One major Gutta Percha cone B. Laterally condensed C. Laterally above condensed
Last Answer : B. Laterally condensed
Description : The technique of placing guttapercha cones against the root canal walls providing space for additional guttapercha is termed: A. Lateral Condensation B. One major Gutta Percha point C. Laterally above condensed
Last Answer : A. Lateral Condensation
Description : Which of the following DOES NOT cause depression of the mandible: A. Contraction of lateral pterygoid B. Contraction of temporalis C. Contraction of the suprahyoid muscles D. Contraction of the ... E. Relaxation of all muscles so that the only forces on the mandible are the forces of
Last Answer : B. Contraction of temporalis
Description : Thiamine is useful in: A. Collagen synthesis B. Clotting factor production C. Epithelial integrity D. Cellular energy production
Last Answer : D. Cellular energy production
Description : Which of the following elements is not found in normal periodontal membrane: A. Fibroblast B. Epithelial cells C. Erythrocytes D. Vest cells of malaise E. Inflammatory plasma cells and lymphocytes
Last Answer : C. Erythrocytes
Description : Painless bluish lump filled with fluid on the lips; MOST likely is: A. Smoker’s keratosis B. Squamous cell carcinoma C. Mucocele D. Fibroma E. Fibro-epithelial polyp
Last Answer : C. Mucocele
Description : How can you differentiate between a benign epithelial tumour and a carcinoma:
Last Answer : Soft papillomatous mass, not indurated or not fixed /Moves freely/ and pedunculated.
Description : Apical migration of the epithelial attachment followed by atrophy of marginal gingiva at the same level results in: A. False periodontal pocket B. Periodontal pocket recession C. Gingival cleft D. True pocket
Last Answer : B. Periodontal pocket recession
Description : Which type of cells does an abscess contain: A. Mast cells B. Polymorphonuclear leukocytes C. Eosinophils D. Epithelial cells
Last Answer : B. Polymorphonuclear leukocytes
Description : The commonest cells which are found in periodontal membrane are:** A. Fibroblast B. Epithelial cells C. Erythrocytes D. Vest cells of malaise
Last Answer : A. Fibroblast
Description : The normal range of gingival depth “Epithelial attachment” in healthy mouth is: A. 1-2 mm B. 0-3 mm C. 2-3 mm D. 0-5 mm
Last Answer : C. 2-3 mm
Description : Which of the following lesions CANNOT BE classified as an intra-epithelial lesion?** A. Herpes simplex infections B. Pemphigus vulgaris C. Herpangina D. Lichen planus E. Hand, foot and mouth disease
Last Answer : D. Lichen planus
Description : Why do you take x-rays at different horizontal angulations A. To find more canals B. Tofind more foramina
Last Answer : A. To find more canals
Description : Bone is characterised by:** A. Haversian canal around bony canals B. Irregularly arraigned tubulae
Last Answer : A. Haversian canal around bony canals
Description : The length of the tooth is established by: A. Good undistorted pre-operative x ray B. Adequate coronal access to all canals C. Adjustable endo millimetre ruler D. Definite repeatable plane of reference to anatomical landmark on tooth E. All of the above
Last Answer : A. Good undistorted pre-operative x ray
Description : Lamina dura is actually: A. Cortical bone B. Spongy bone C. Immature bone D. Cribriform plate perforated by nutrition canals
Last Answer : D. Cribriform plate perforated by nutrition canals
Description : The emergency treatment for painless necrotic pulp is: A. Drainage through canals B. None
Last Answer : A. Drainage through canals
Description : Where are apical lateral and basal surfaces of epithelial cells found?
Last Answer : Need answer
Description : On inspection of lateral boarder of the tongue at the base, which structure would you expect to find: a. Filiform papillae. b. Fungiform papillae. c. Taste buds. d. Lymph nodes. e. Circumvallate papillae.
Last Answer : d. Lymph nodes.
Description : In testing for mobility, which of the following statement is true: a.Heavy pressure must sometimes be used to test mobility. b.Only lateral mobility is significant in diagnosis and ... weakened. d.During the periodontal examination each tooth should be tested individually for hyper mobility.
Last Answer : d.During the periodontal examination each tooth should be tested individually for hyper mobility.
Description : In removable partial dentures, the principle of an indirect retainer is that it: a. Stabilises against lateral movement b. Prevents settling of major connectors c. Restricts tissue movement at ... base of the partial denture. d. Minimises movement of the base away from the supporting tissue
Last Answer : d. Minimises movement of the base away from the supporting tissue
Description : The best method to take X-ray of the maxillary sinus is, A. Periapical radiograph B. Panoramic view C. Lateral cephaloghraph D. Occipitomental view E. Reverse Towne’s view
Last Answer : D. Occipitomental view
Description : When the neck of the condyle is fractured; what muscle determines the movement of the superior segment: A. Lateral pterygoid B. Medial pterygoid C. Masseter D. Temporalis E. Mylohyoid
Last Answer : A. Lateral pterygoid
Description : Which of the following muscles may affect the borders of a mandibular complete denture? A. Mentalis B. Lateral pterygoid C. Orbicularis oris D. Levator oris E. Temporalis
Last Answer : C. Orbicularis oris
Description : A patient complains of finger-like growth on the lateral aspect of the tongue. The lesion is painless and of normal colour. The MOST PROBABLE diagnosis is: A. Folate papillae B. Filiform papillae C. Neurofibroma D. Papilloma
Last Answer : D. Papilloma
Description : When the neck of the condyle is fractured; what muscle determines the movement of the superior segment: A. Lateral pterygoid B. Medial pterygoid C. Temporalis D. Mylohyoid
Description : What is the Bilaminar Zone:** A. Formed of, or having, two laminae, or thin plates. Which is the distal attachment of superior hard lateral plate B. A vascular, innervated tissue that plays an important role in allowing the condyle to move foreward
Last Answer : B. A vascular, innervated tissue that plays an important role in allowing the condyle to move foreward
Description : What is CORRECT in regard to the periodontal surface area in mandibular teeth: A. First molar> first premolar> second premolar (max) B. Canine> first premolar> second premolar. (max) C. Canine> lateral incisor> central incisor
Last Answer : C. Canine> lateral incisor> central incisor
Description : A lateral incisor labial to the arch needs to be restored in normal alignment with PFM retraction. How will the tooth appear: A. Too wide B. Too short C. To narrow D. To long
Last Answer : C. To narrow
Description : The MOST frequently retained deciduous teeth in A. Upper lateral incisors B. Upper central incisors C. Lower central incisors D. Second lower molars E. Second upper molars
Last Answer : D. Second lower molars
Description : In regard to external resorption:** A. Continues after successful endo treatment B. Stops in most cases following successful endodontic treatment C. Continues only in mandibular incisors after ... D. Stops in maxillary lateral incisors after successful endodontic treatment E. None of the above
Last Answer : B. Stops in most cases following successful endodontic treatment
Description : When there is a fracture of condyle, the muscle responsible for elevation of condyle is: A. Lateral pterygoid muscle B. Medial pterygoid muscle C. Masseter muscle
Last Answer : A. Lateral pterygoid muscle
Description : Most congenitally missing teeth are: A. Mandibular 3rd molars B. Mandibular 2nd premolars C. Maxillary lateral incisor
Last Answer : A. Mandibular 3rd molars
Description : The zygomatic process serves as: A. Origin of masseter muscle B. Origin of temporalis C. Protects parotid gland D. Insertion of lateral pterygoid
Last Answer : A. Origin of masseter muscle
Description : Which of the following is NOT TRUE in regard to lateral periodontal cyst** A. It is more common in anterior region B. It occurs more in maxilla than mandible C. Probable origin is from ... . Encountered in the cuspid-premolar region of the mandible, derived from the remnants of the dental lamina
Last Answer : A. It is more common in anterior region B. It occurs more in maxilla than mandible
Description : In periodontal scalers and curettes the blade is formed by which two surfaces: A. Two lateral surfaces B. Lateral surface and face C. Lateral surface, face and shank D. Lateral surface, face, back and shank
Last Answer : B. Lateral surface and face
Description : On inspection of lateral boarder of the tongue at the base, which structure would you expect to find: A. Filiform papillae B. Fungiform papillae C. Taste buds D. Lymph nodes E. Circumvallate papillae
Last Answer : D. Lymph nodes
Description : In removable partial denture, the principle of an indirect retainer is to: A. Stabilise against lateral movement B. Prevent settling of major connectors C. Restrict tissue movement at the distal ... base of the partial denture D. Minimise movement of the base away from the supporting tissue
Last Answer : D. Minimise movement of the base away from the supporting tissue
Description : Patient with class II division II; the lateral incisor is missing. You want to make a fixed bridge which of the following is suitable: A. Rocket bridge using central incisor as abutment ( ... al Maryland B. Cantilever using central incisor C. Fixed bridge using the central incisor and bicuspid
Last Answer : B. Cantilever using central incisor
Description : Which of these muscles may affect the borders of mandibular complete denture, M07 ********* A. Mentalis (act on the lower border) B. Lateral pterygoid C. Orbicularis oris D. Levator angulioris E. Temporal