1. When collecting oral tissues by scraping for diagnosis of oral cancer,all of the following are considered true except
2. Transport proteins are
3. All of the following drugs have activity against hepatitis B virus except
4. ehler danlos syndrome is
5. difference between epithelial lining of cyst and oral cavity is
6. A differential diagnosis for gingival hyperplasia should include which of area.It was diagnosed as ameloblastoma.histopathological picture will show the following conditions?
7. While prescribing a drug the term 'HS' indicates
8. Cyst derived from stellate reticulum and grows in place of the affected tooth is called
9. Long-term use of aspirin in rheumatoid arthritis is limited by its propensity to cause
10. Bremsstrahlung radiation results from ____.
11. which of the following is the least radiosensitive tissues
12. Dentinogenesis imperfecta is inherited as
13. Leucine is a amino acid with a
14. in skull radiograph beaten metal appearance is seen in
15. An abnormal decrease in the flow of saliva is
16. A lady taking warfarin ,which drug is contraindicated
17. Which index correlates the maturational status of a tooth to its developmental stage:
18. The common precursor of all three aromatic amino acids is
19. True about aminoglycoside is all except
20. Koebner phenomenon is seen in
21. A 40 year old male got a blow to angle of mandible but remained asymptomatic.Radiographic examination shows a radioopaque line in the concerned area with a sharp undercut at the lower border of mandible.It may be
22. "Classical phenyl ketonuria" is caused by deficiency of
23. Potter-Bucky diaphragm is used to
24. fluorescence means
25. On a radiograph the facial root of a maxillary first premolar would appear distal to the lingual root if the
26. Which drug would treat both dermatophysis and candida infections
27. Angiotensin II causes all except
28. Hyper extensibility of tongue is seen in
29. A patient presents with apparent paralysis of one side of the face which appeared the day before. What is the most likely diagnosis?
30. which type of radiation effect results in radiation induced thyroid cancer
31. all of the following is true about the dark room safe lighting except
32. The most common pathway of glycolysis
33. Thiamine deficiency can cause lactic acidosis due to which enzyme dysfunction?
34. What is the main ingredient of the developing solution that serves to convert the exposed silver salts on the emulsion film into silver metallic ions?
35. The amino acid residue having an imino side chain is
36. A cell membrane is damaged by insertion of a microneedle. Repair of the membrane occurs by
37. half value layer refers to
38. Why citric acid cycle called amphibolic pathway
39. the x ray beam is filtered to
40. which of the following is seen in association with membrane raft
41. Longest acting sulphonamide
42. digital radiography differs from conventional in
43. Imidazole ring is present in
44. Which one of the following enzymes provides a link between glycolysis and the citric acid cycle
45. True regarding selective COX-2 inhibitors compared to nonselective NSAIDS is:
46. zygomatic arch fractures are best seen in
47. which of the following views is useful in viewing a stone in the submandibular gland
48. hemoglobin estimation is done by all except
49. Deterministic effects ____.
50. gene mutation that causes ectodermal dysplasia with cleft lip and palate
51. the density or the overall darkening of the radiograph depends on all except
52. All of the following are reducing sugars except
53. Unaltered final product of TCA cycle
54. differential white blood cells count in the laboratory are useful in the diagnosis of
55. The glucose transporter which is stimulated by insulin is located in
56. Alpha helix and beta pleated sheet are examples of
57. Most premalignant lesion amongst the following is:
58. nikolsky sign is not seen in
59. the radioopacity that frequently obliqueterates the apices of maxillary molarswhen using the bisecting principle of intra oral radiography is the
60. which layer of epithelium of oral mucous membrane is more sensitive to radiation
61. Allosteric inhibitors of TCA Cycle are all except
62. The primary role of chaperons is to help in
63. A patient without prior medication breathes a gas mixture consisting of 50% N2O and 50% O2 by volume .Which of the following effects would be expected
64. Histidine is converted to histamine by
65. Rate limiting step in HMP shunt
66. Which of the following is not responsible for the endogenous staining of teeth during development
67. Elongation (the most common error) can be caused by
68. A patient comes to office with generalised oral ulcerations and fever after using a new tooth paste last night.On microscopic examination the buccal mucosa shows microabcess formation,exudates and intensive neytrophilic infiltration.Treatment of choice is
69. The most likely diagnosis of a proliferative lesion found at a denture periphery is a/an
70. True statement regarding development of drug resistance in MRSA is
71. Which of the following statements is not true regarding sulphonamides
72. Which of the following is not a true cyst:
73. Dissociative anesthesia is caused by
74. replacing alanine by which amino acid will increase UV absorption of protein at 280um wavelength
75. Maxillary sinus is seen in
76. Most common site for keratocanthoma is
77. campbell lines are seen in which radiographic projection
78. Liesegang rings in Pindborg tumor when stained by Congo red and examined under polarised light appear
79. Condition in which toungue is attached to the floor of the mouth by a small frenum is called
80. Acrodermatitis enteropathica is a multi-organ failure due to deficiency of
81. all of the following is true except
82. Sharpness of image is increased by
83. Most lipogenic carbohydrate is
84. Alkaptonuria an inherited metabolic disorder is due to defiiciency of
85. ketones cannot be utilised by
86. Which of the following is not a technique for protein precipitation
87. In a patient with angular chelitis,the biologic examination of a smear from the lesion would most probably reveal
88. Co-factor for phosphofructokinase is
89. All are true about Reye's syndrome except
90. Maltose is a
91. all of them use non ionizing radiation except
92. The drug which causes intrinsic staining of teeth due to calcium chelation is
93. Which of the following action is ascribed to Delta type of opiod receptors
94. Antifungal used as cancer therapeutic agent is
95. Misoprostol,a prostaglandin analogue is useful as
96. Which drug causes least hepatic failure:
97. occlusal radiograph are useful in locating
98. The oral pharyngeal and Oesophageal candidiasis following longterm therapy with a broad spectrum antibiotic can be best treated with
99. Extended Multi Drug Resistant Tuberculosis (XDR TB) is classified as resistance to:
100. Phase IV clinical trial also called as
101. Foreshorting where the teeth appear too short is caused by:
102. chymotrypsinogen is a
103. Penicillin induced hypersensitivity is:
104. The term applied to a low white blood cell count is
105. A 36 year old female had swelling of mandible in lower right molar
106. Periapical cyst can be differentiated from periapical granuloma by
107. All are antiplatelet drugs except
108. Laudanosine is a metabolite of
109. which is the best method to reduce radiation exposure to patient during a full mouth series
110. Therapeutic drug index is used to assess
111. Mc gregor and trapnell lines are seen on a
112. A large encapsulated fluid-filled tumour is removed from the hard palate. The most appropriate method of determining the nature of this lesion is to
113. Fructose 2-6 biphosphate is
114. Prolonged administration of streptomycin may result in damage to the
115. A patient complaints of multiple episodes of blood stained vomits .On examination, he has a saddle nose and typical strawberry gingivitis. what is the probable diagnosis?
116. In brush biopsy ,brush is
117. An ovoid radiolucency found located in the inferior border of posterior mandible region, which contains salivary gland tissue is
118. In case of nasal fracture the following radiograph is used
119. a patient sustains an injury to mandible. Which is the best projection for evaluation of the condylar neck and ramus area
120. Main disadvantage of opioid analgesic:
121. Shortest acting opioid is
122. Which of the following has a non odontogenic origin
123. syndrome associated with lip pits and cleft lip/palate
124. ossifying fibroma manifest as
125. Rancid butter smelling of urine is seen in
126. Pyruvate dehydrogenase requires all cofactors except
127. Best radiograph to view fracture of condyle is
128. If a processed film appears light with herringbone or tire track pattern on it, which of the following is the likely cause?
129. Maximum cupping artifact is seen in
130. in a patient with cerebral palsy all are seen except
131. Lead apron protects
132. One of the following is not an antifungal agent
133. all are tumor suppressor genes in head and neck squamous cell carcinoma except
134. Urea is synthesized in all except
135. A patient suffering from AIDS is on ziduvudine,Lamivudine and indinavir therapy.He develops pulmonary tuberculosis for which treatment is started.Which of the follwing should be avoided in him
136. Which of the following serves as a principal source of carbon for nonessential amino acids
137. Of the following, aspirin does not cause
138. Most common tumor of parotid gland is
139. A 5 year old child developed a fibrous verrucous growth on the lower lip which was non mobile,pedunculated,hyperkeratotic and exophytic.The histologic examination showed finger like projections of epithelium running deep into the connective tissue.The xamination of the hands of the child revealed papillomatous growth on his left thumb which was larger than the right thumb.What could be the probable diagnosis
140. which of the following is used to detect the chromosomal differences between neoplastic cells and their normal counterparts
141. Prolonged carbohydrate deficiency leads to
142. serum creatinine is most accurately measured by
143. Which of the following anti inflammatory drug is a COX 2 inhibitor
144. a dentist is using a film badge service to measure his radiation exposure.the report from the film badge service indicates that the badge was exposed to 475 millirems in the previous month the dentist should
145. Malonate competetively inhibits
146. Intranuclear viral inclusions are seen in tissue specimens of which of the following?
147. all of the following are true regarding oxygenases except
148. Which of the following originates from all three germ layers namely ectoderm mesoderm and endoderm
149. Mechanism of action of aspirin in MI is
150. shell teeth are associated with
151. X ray equipment is cleaned /disinfected with
152. Which projection is best for examining zygomatic arch fractures?
153. Which vitamin is essential for metabolism of sulphur containing amino acids
154. the structural proteins are involved in maintaining the shape of cell or in the formation of matrices in the body.the shape of these proteins is
155. Youngs formula for a child dose of a drug is calculated on the basis of
156. Wernicke's encephalopathy is caused by deficiency of
157. A periapical image shows overlapped contacts. This error is caused by
158. Digital x-rays require less radiation than conventional x-rays because:
159. The purpose and use of the panaromic image include all of the following except one. Which one is the exception
160. type of collagen present in hyaline cartilage is
161. Which of the following drugs has spasmolytic activity and could also be used in the management of seizure casued by overdose of a local anaesthetic
162. The image of the coronoid process of the mandible often appears in periapical x-rays of
163. Red man syndrome is due to
164. Ibuprofen acts on
165. Patient complaints of burning mouth. On examination tongue was red ,bald and filiform papillae were absent. Patient also provide history of long term antibiotic use. What is probable etiology
166. Which of these structures hinders in imaging the root of maxillary molars
167. which one of the following is used to show base of skull,sphenoid sinus,position and orientation of the condyles and fractures of zygomatic arch
168. The ratio of median lethal dose to median effective dose is the
169. MRI sequence used to assess soft tissue pathology in
170. hydroxylation of phenylalanine to tyrosine requires
171. Laboratory examination of the blood of a patient with an acute bacterial infection would show
172. True about orphan drug is
173. Amphotericin B is used in treatment of all except
174. In pregnancy, all of the following drugs are contraindicated except
175. Most aggressive form (high malignant potential) of Basal Cell carcinoma is:
176. Which of the following antitubercular drugs is associated with hypothyroidism
177. Methicillin resistant staphylococci do not respond to ?-lactam antibiotics because
178. The most common site for necrotizing sialometaplasia is
179. Most common carcinoma occuring in lip
180. Drug resistance in the mycobacterium tuberculosis to isoniazid is seen due to which of the following:
181. Lactate is formed in all except
182. for glucose estimation in blood the mode of transport from a PHC to lab is
183. 28 yrs old female on oral contraceptives was given tetracycline for treatment of chronic periodontitis by a dentist. After 2 months she became preganant.What is the reason of contraceptive failure?
184. 36 year old woman reported with history of exposed bone in the posterior alveolus with history of multiple myeloma probably has
185. Orange sweat is seen in
186. Proper radiographic infection control includes all of the following except one. Which one is the exception?
187. Air on aspiration is seen in
188. Cabbage-like odour is seen in
189. Main enzyme involved in synthesis of GABA
190. "Fleur de lys" term is used for
191. A pleomorphic adenoma is characterized by
192. The term ALARA refers to
193. The following tetracycline has the potential to cause vestibular toxicity
194. a patient with a history of radiation therapy requires special consideration because
195. The unit for measuring the absorption of x-rays is called:
196. all of the following form radiolucent stones except
197. Post dural (spinal) puncture headache is due to
198. Which of the following drugs is most likely to be effective against multi-drug resistant strains of M.tuberculosis ,including those resistant to streptomycin
199. Xylitol is a
200. Cobble stone appearance of oral mucosa