Mocks

1. The recurrent laryngeal nerve is in close association with: 1. 2. 3. 4.

Superior thyroid artery. Inferior thyroid artery. Middle thyroid artery. Superior thyroid vein.

2. All of the following are pneumatic bones except: 1. 2. 3. 4.

Maxilla. Parietal. Ethmoid. Mastoid.

3. In dislocation of the jaw, displacement of the articular disc beyond the articular tubercle of the TMJ results from spasm or excessive contraction of the following muscle: 1. 2. 3. 4.

Buccinator. Masseter. Lateral pterygoid. Temporalis.

4. Stapes foot plate covers: 1. 2. 3. 4.

Round window. Inferior sinus tympani. Oval window. Pyramid.

5. All of the following muscles are innervated by the facial nerve except: 1. 2. 3. 4.

Occipitofrontalis. Anterior belly of digastric. Risorius. Procerus.

6. Cell death around the completely infarcted area in stroke is due to extracellular accumulation of: 1. GABA. 2. Glutamate.

3. Glycine. 4. Acetylcholine. 7. During exercise a man consumes 2.5 litres of oxygen per minute. His arterial O2 content is 200 ml / litre and the O2 content of his mixed venous blood is 150ml / litre. His cardiac output in L/min is: 1. 2. 3. 4.

1.5 12.5 50 125

8. The frequency per minute of the basic electrical rhythm that gives rise to the slow waves in the duodenum is: 1. 2. 3. 4.

3. 6. 8. 12.

9. In addition to transport of O2 and CO2 in blood hemoglobin also transports: 1. 2. 3. 4.

Vitamin B12. NO. Zinc. Magnesium.

10. Insulin increases the entry of glucose into: 1. 2. 3. 4.

Renal tubular cells. Adipose tissue. Exercising skeletal muscle. Germinal epithelial cells of testis.

11. Following is true about Alzheimer’s disease except: 1. There is atrophy of frontal and temporal lobes with sparing of parietal & occipital lobes 2. Neurofibrillary tangles are seen in neurons 3. Neuritic plaques are seen in hippocampus 4. Amyloid angiopathy is seen in intracortical arteries 12. GOLD criteria is used for severity of:

1. 2. 3. 4.

Bronchiactasis. Asthma. COPD. Atypical pneumonia.

13. To preserve blood for transfusion later: 1. 2. 3. 4.

Dilute with equal volume of 0.9% saline Add solution of sodium citrate Add solution of calcium chloride Add fibrinogen

14. Average weight of a single adult kidney is___ 1. 2. 3. 4.

50 gm 100 gm 150 gm 200 gm

15. A forty-year-old female came with enlarged thyroid gland, which was firm and symmetrically enlarged. Her serum TSH level was elevated. The most likely diagnosis is: 1. 2. 3. 4.

Colloid goiter. Hashimoto’s thyroiditis. Grave’s disease. Hashitoxicosis.

16. Which one of the following is the most important approach in healing peptic ulcer disease? 1. 2. 3. 4.

Coating the ulcer crater. Eradicating infection with H. pylori. Inhibiting gastric acid secretion. Neutralizing secreted gastric acid.

17. All the following antitussives are contraindicated in asthma except: 1. 2. 3. 4.

Codeine. Noscapine. Morphine. Chlorpheniramine.

18. Which one of the following NSAIDS can be used as antidiarrheal? 1. 2. 3. 4.

Aspirin. Pontastan. Valdecoxib. Diclofenac.

19. The advantage of a selective alpha-1-blocker over a non-selective alpha-blocker is that? 1. 2. 3. 4.

Postural hypotension is decreased Bioavailability is better Reflux tachycardia is less None

20. Which one of the following phase of clinical evaluation of new drug exclusively deals with safety? 1. 2. 3. 4.

Phase Phase Phase Phase

I. II. III. IV.

21. A substance having affinity but no intrinsic activity is: 1. 2. 3. 4.

Agonist. Partial agonist. Antagonist. Physiological antagonist.

22. Adrenaline is not the drug of choice in MI because: 1. 2. 3. 4.

It increases cardiac contractile force. Increases cardiac output. Decreases SA nodal activity. Increases oxygen demand.

23. On standing most of murmurs decreases but murmur increased on standing in: 1. 2. 3. 4.

AR. TR. HCM. AS with AR.

24. Gingival enlargement due to phenytoin: 1. 2. 3. 4.

Affects males more than females More in edentulous areas Dose dependence Occurs within 8 – 12 months after beginning of therapy.

25. A superficial abscess connected through the sinus to a larger deep abscess is called as: 1. 2. 3. 4.

Cold abscess. Collar stud abscess Blind abscess None of the above.

26. The most appropriate time for elective dental treatment in renal patients is: 1. 2. 3. 4.

Day after dialysis On the day of dialysis One day before dialysis None of the above

27. Intraoral changes in uraemia are seen at BUN levels: 1. 2. 3. 4.

< > > >

100 mg/dl 150 mg/dl 300 mg/dl 50 mg/dl

28. The desired whole blood glucose levels while treating a diabetic patient are: 1. 2. 3. 4.

< 120 mg/dl 120-140 mg/dl 120-180 mg/dl 150-200 mg/dl

29. RNA which determines amino acid sequences: 1. 2. 3. 4.

mRNA. tRNA. rRNA. All above.

30. Best test for blood glucose estimation __.

1. 2. 3. 4.

Glucose oxidase method Folin-Wu method Orthotoluidine method Hexokinase method

31. Inhibition of glycolysis by O2 is called ___. 1. 2. 3. 4.

Crabtree effect Hill reaction Pasteur effect Gluconeogenesis

32. Food poisoning resulting from consumption of Chinese fried rice is caused by: 1. 2. 3. 4.

Clostridium perfringens. Bacillus cereus. Enterotoxigenic E. coli. Vibrio parahaemolyticus.

33. One of the following is not true of oral candidiasis: 1. It is considered as an AIDS defining illness. 2. It is usually accompanies late stages of AIDS when the CD4 T cell count is < 400 cells / ml. 3. It is associated with defect in cell-mediated immunity. 4. Systemic spread is common. 34. While suturing facial skin, the ends are: 1. 2. 3. 4.

Edge-to-edge. Everted. Inverted. Gap left.

35. A 14-year-old boy shows pearly white thickening of the buccal mucosa that has been present since birth. His younger brother also has the same condition. The condition is most likely to be: 1. Lichen planus. 2. White sponge nevus. 3. Leukoplakia.

4. Submucous fibrosis. 36. A 60-year-old male complains of loss of hearing and visual acuity with gradual enlargement of the maxilla. The reason could be: 1. 2. 3. 4.

Osteomalacia. Paget's disease. Osteoporosis. Albright's syndrome.

37. Mahesh, a 24-year-old male, complains of loose teeth in single quadrant. His radiograph shows irregular bone loss and histopathology reveals eosinophils and histiocytes. The most probable diagnosis is: 1. 2. 3. 4.

Hand-Schuller-Christian disease. Parasitic infection. Osteoclastoma. Albright's syndrome.

38. Ramlal, a 49-year-old patient, complains of foul breath and regurgitation of food eaten few days back. He also complains of occasional dysphagia with solid foods. The probable diagnosis is: 1. 2. 3. 4.

Diabetes gastroparesis. Scleroderma. Achalasia. Zenker's diverticulum.

39. Commonest tumour, which occurs in Paget’s disease is: 1. 2. 3. 4.

Osteosarcoma. Ossifying fibroma. Mesenchymal chondromyxoma. Chondromyxoid fibroma.

40. Damage to the facial nerve of the right side can cause: 1. 2. 3. 4.

Paralysis of the masticatory muscles. Paralysis of muscles of facial expression. No loss of taste sensation in the anterior. Loss of secretion of the glands 2/3 of tongue.

41. Tooth size as a 7th key to normal occlusion was proposed by –

1. 2. 3. 4.

Andrews. Proffit. Bennet McLaughlin. Roth.

42. Which of the following can help in correcting anterior crossbite and stabilizing it?

1. 2. 3. 4.

Eliminating anterior shift of mandible from CR to CO. Retroclining the upper anteriors. Palatal torquing of incisor roots. Proclining mandibular incisors.

43. Which of the following is not a functional appliance? 1. 2. 3. 4.

Churro jumper. Herbst appliance. MPA. Jones Jig.

44. Which of the following does not warrant limited orthodontics? 1. 2. 3. 4.

Closing diastemas. Molar uprighting. Extrusion of endodontically treated teeth. Class II.

45. Boltons ratio is related to teeth size. What is normal ratio? 1. 2. 3. 4.

Anterior ratio – 77.2. Posterior ratio - 77.3. Anterior ratio – 91.3. Anterior ratio- 91.2.

46. Sarpe is basically a surgical orthodontic correction of1. 2. 3. 4.

Anteroposterior discrepancies. Vertical discrepancies. Transverse discrepancies. Impacted canines.

47. The dry socket: 1. Produces severe pain, which radiates widely.

2. Produces dull pain. 3. Produces localized pain. 4. Produces transient pain. 48. Diabetes mellitus produce which of the following effects on the oral structure: 1. 2. 3. 4.

Dry mouth. Recurrent gingival or periodontal abscesses. Rapidly progressive periodontal breakdown in young adults. All of the above.

49. Pregnancy gingivitis occurs in: 1. 2. 3. 4.

10-20% of all pregnant woman. 35-50% of all pregnant woman. 50-70% of all pregnant woman. None of the above.

50. The reversible oral keratotic lesions include: 1. 2. 3. 4.

Pachyderma oralis, leukodema, and mild leukoplakia. “Mild” leukoplakia. Speckled leukoplakia. None of the above.

51. The dentist may have to deal with which of the following allergic reactions: 1. 2. 3. 4.

Contact allergies (delayed hypersensitivity). Angioneurotic edema. Anaphylaxis. All of the above.

52. One advantage for dental patients when using tooth supported dentures with telescopic crowns is: 1. 2. 3. 4.

The flexibility incorporated in the event that the supporting tooth is lost. The absence of flexibility in the event that a supporting tooth is lost. Lack of retentive quality. Patient disapproval.

53. The contraindications for implant are: 1. Systemic disease (collagen disturbances). 2. Insufficient bones to support implant.

3. Patients who lack education and economic resources; and psychologically unfit patients. 4. All of the above. 54. Extraction of any teeth within an area receiving radiation therapy: 1. Increases the likelihood of Osteoradionecrosis. 2. Is not satisfactory as endodontic therapy for these teeth. 3. In not satisfactory as apicoectomy for these teeth. 4. In undertaken in order to lessen the likelihood of Osteoradionecrosis and radiation necrosis caries. 55. The reaction and stability of complete dentures: 1. Is not related to bony specules or projections. 2. Cannot be obtained without proper preprosthetic surgery. 3. Can be obtained without preprosthetic surgery. 4. Is based on the fact that all undercuts which directly interfere with denture insertion and removal should be removed. 56. According to wolf’s pathophysiology of pain, which of the following are pain sensitive structures of the head: 1. Tissue’s covering the cranium and great venous sinuses from the surface of the brain, the dural and cerebral arteries, and the fifth, ninth, and tenth cranial nerves and upper three cervical nerves. 2. Fifth, ninth and tenth cranial nerves. 3. Upper three cervical nerves. 4. Intracranial structures. 57. The occlusal forces that are generated during physiologic mandibular functions are: 1. 2. 3. 4.

Of Of Of Of

high magnitude. long term but low magnitude. short term and of low magnitude. short term and high magnitude.

58. A cardinal rule of thumb is to limit the increase in vertical opening between the anterior incisors to a maximum of: 1. 2mm. 2. 1mm. 3. 11/2 mm.

4. 3mm. 59. As a rule balancing side occlusal contacts: 1. 2. 3. 4.

Are very necessary for optimal masticatory function. May or may not be necessary for optimal masticatory function. Is not indicated in partial dentures. Are not necessary for optimal or normal masticatory function.

61. Radical alveolectomy means: 1. 2. 3. 4.

Removal of alveolar bone. Removal of buccal plate. That a major portion of the alveolus is removed. Removal of interradicular septa.

62. Psychologically many geriatric patients: 1. 2. 3. 4.

Notice an increase of immediate memory. Remember no remote incidents. Notice a loss of immediate memory. Never fabricate occurrences to make a story acceptable.

63. Failure of the salivary flow in geriatric patients: 1. 2. 3. 4.

May May May May

be be be be

due due due due

to to to to

hypertrophy of the salivary glands. xerostomia. atrophy of the salivary glands. the new phenomenon in dental caries in the advanced ages.

64. The responsibility of the dentist in providing comprehensive care can be divided into: 1. 2. 3. 4.

Legal. Ethical. Moral. All of the above.

65. Attitudes in dentists and dental students appear to: 1. 2. 3. 4.

Become less tolerant with age. Be impossible to change through behavior modification techniques. Not become altered by role models. Be none of the above.

66. Recorders are kept in dental practice for which of the following reasons: 1. 2. 3. 4.

Requirement of the internal revenue service Protection against malpractice. Legal considerations. All of the above.

67. A chalky appearance of the marginal ridge suggests: 1. 2. 3. 4.

No need for radiographic examination. Underlying dental caries. Loss of translucency. None of the above.

68. The advent of ultra high speed requires consideration of which of the following factors in finishing enamel walls: 1. 2. 3. 4.

Sealing gingival margin. Lessening of tactile sense and rapid removal of tooth structure. Marginal metal that is easily burnished. None of the above.

69. In splinting anterior teeth: 1. 2. 3. 4.

Three- fourths of the lingual surface should be included in outline form. One half of the lingual surface should be included in outline form. None of the lingual surface should be included in outline form. The entire lingual surface should be included in outline form.

70. An advantage of desirable qualities of acrylic resin restorations is: 1. 2. 3. 4.

Excellent tooth matching ability and color stability. Ease of manipulation. Minimum time during placement. All of the above.

71. An inlay made with pins: 1. 2. 3. 4.

Should be sufficiently far away from the pulp. Is dislodged readily. Cause serious pulp irritation. Is none of the above.

72. Ordinarily the depth of the pinhole should be: 1. 2. 3. 4.

Under 2.5mm. 2.5-3.0mm. 3.0-3.5mm 2.0-2.5mm

73. Root amputation is indicated to: 1. 2. 3. 4.

Safely remove a dowel from a canal. Produce a satisfactory overlay. Salvage a Multirooted tooth by removing an offending root. Eliminate a fistula found between the tooth and near the gingival margin.

74. Occlusal errors are: 1. 2. 3. 4.

Always easily recognized. Detected by roentgenogram of TMJ. Due to maximum relaxation of jaws. Not always easy to recognize.

75. The most important part of the partial denture is the: 1. 2. 3. 4.

Connectors. Replaced teeth. Base. Reciprocal arm.

76. An abutment tooth tilted beyond 25° is: 1. 2. 3. 4.

Usually ruled out as an abutment. Occasionally used as an abutment. Never ruled out as an abutment. Suitable for an abutment.

77. The choice of method of tooth replacement should be considered in which of the following orders: 1. 2. 3. 4.

Fixed partial denture, complete denture, and removable partial denture. Complete denture, fixed and removable partial denture. Removable partial, complete denture, fixed partial denture. Fixed partial denture, removable partial denture, and complete denture.

78. The retentive aspect of the partial veneer crown is in: 1. 2. 3. 4.

The amount of gold adapted to facial surface. The amount of reduction of axial walls. Its length and depth of grooves and bulk of cingulum. The undercuts produced.

79. The casting may be heat treated to harden it by simply letting the ring cool slowly after casting and quenching it: 1. 2. 3. 4.

Below 10000 F. Below 5000 F. Above10000 F. Above 2500 F.

80. The Myofacial pain dysfunction patient demonstrating noxious clenching or bruxism should be treated with: 1. 2. 3. 4.

Stress control alternatives. A bite stent worn at night. Acupuncture. Therapeutic nerve block.

81. In osteomyelitis of the body of the mandible, an alveolar process of the maxilla drainage: 1. 2. 3. 4.

May be accomplished by extraction of offending teeth. May be undertaken by incision into the oral mucosa. Results from application of heat. Results following the Caldwell- Luc operation.

82. Oral surgery in the controlled diabetic is: 1. 2. 3. 4.

50% more hazardous than in the nondiabetic patients 10% more hazardous than in the nondiabetic patients No more hazardous than in the nondiabetic patients None of the above.

83. Complete local anesthesia of normal tissue pulp is: 1. 2. 3. 4.

More difficult to obtain if the pulp is inflamed. Less difficult to obtain if the pulp is inflamed. Only possible with special supplementary injections. Easy to obtain in patients with physical and mental fatigue.

84. Most local anesthetics in present day use are derived from: 1. 2. 3. 4.

Aliphatic chains. Hydroxy compounds. Antihistamine compounds. Benzoic or para-amino benzoic acid.

85. Ergonomics is: 1. 2. 3. 4.

Time and motion studies. Time lapse movie analysis. The study of man in relation to his working environment. Arrangement for dental work.

86. Silicate cement restorations are not permanent; their life expectancy is: 1. 2. 3. 4.

1 year. 4-5 years. 7 years. 10 years.

87. Primary teeth: 1. 2. 3. 4.

Have no ancillary canals. Have canals free to tortuosity. Have no multifaceted root canals. Are noted for their many ancillary canals.

88. Maternal attitudes affect the child patient in regard top: 1. 2. 3. 4.

Overindulgence. Under affection. Rejection, authoritarianism. All of the above.

89. The main areas of concern in diagnosis and treatment planning for the child are:

1. 2. 3. 4.

Periodontal considerations over the long term. Dental caries and restorative dentistry. Occlusion and craniofacial growth and development. All of the above.

90. Vertical problems encountered in orthodontics include: 1. 2. 3. 4.

Digit sucking. Lip sucking. Tongue thrusting. All of the above.