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