Dental MCQ Questions and Answers for BDS MDS Students

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Download Dental MCQ Objective

1. In which of the following papillae of the tongue are the taste buds predominantly located
A) Circumvallate
B) Filiform
C) Foliate
D) Fungiform

2. All of the following muscles are grouped together as “muscles of mastication” except
A) Buccinator
B) Masseter
C) Temporalis
D) Pterygoids

3. All of the following are branches of external carotid artery except
A) Superior thyroid artery
B) Anterior ethmoidal artery
C) Posterior auricular artery
D) Occipital artery

4. Maxillary artery is a branch of
A) External carotid artery
B) Internal carotid artery
C) Trigeminal artery
D) Facial artery

5. Which one of the following is not a monosaccharide
A) Glucose
B) Sucrose
C) Fructose
D) Galactose

6. In vitamin A deficiency, patient complains of all of the following except
A) Night blindness
B) Xerophthalmia
C) Keratosis
D) Phosphoric calciuria

7. Which of the following is most responsible for normal nerve conduction?
A) Na
B) K
C) Ca
D) Cl

8. The nerve fibres having the largest diameter are
A) Preganglionic autonomic fibres
B) Dosal root C fibres
C) Somatic motor fibres
D) Motor fibres to muscle spindles

9. Iron in haemoglobin exists as
A) Ferrous ion
B) Ferric form
C) Metallic
D) Negative ion

10. Blood agar is
A) Simple media
B) Transport media
C) Enriched media
D) Differential media

11. The host tissue response in acute inflammation is all except
A) Exudative
B) Necrotizing
C) Granulomatous
D) Cytopathic

12. Neoplasia of blood vessel is called
A) Angioma
B) Haematoma
C) Lymphosarcoma
D) Papilloma

13. First-pass mechanism of drugs is most significant in drugs given by
A) Oral route
B) Sublingually
C) Intramuscular route
D) Intravascular route

14. Which of the following is not a third generation cephalosporin?
A) Cefotaxime
B) Cefoperazone
C) Cefixime
D) Cefadroxil

15. A child permanently stained teeth reports. He was most probably administered
A) Diphenylhydantoin
B) Tetracycline
C) Digoxin
D) Amoxycillin

16. The last permanent incisor to erupt
A) Upper centrals
B) Lower centrals
C) Upper laterals
D) Lower laterals

17. Five cusps are present in
A) Maxillary first molar only
B) Mandibular first molar only
C) Maxillary and mandibular first molar
D) Maxillary and mandibular second molar

18. The fundamental statistical indicator is
A) Mean
B) Variance
C) Median
D) Mode

19. The student’s test is
A) A test for comparing proportions
B) A nonparametric test
C) A test for comparing averages
D) A test for comparing variances

20. Among the following which is the best sampling method?
A) Snowball
B) Quota
C) Purposive
D) Random

21. Best method to show trend of amends with passage of time is?
A) Line diagram
B) Bar diagram
C) Histogram
D) Pie chart

22. A child consumes a toxic dose of fluoride. You will
A) Induce vomiting
B) Give a lot of fluids
C) Give a lot of fluids and sodium bicarbonates
D) Give milk, calcium tablets or magnesium tablets

23. The principal sites of growth of the mandible include all except
A) Posterior surface of Ramus
B) Condylar process
C) Coronoid process
D) Symphysis

24. Functional matrix theory was proposed by
A) Sicher
B) James Scott
C) Melvin Moss
D) Enlow

25. The mandible grows longer by apposition of new bone on the posterior surface of
A) Condyle
B) Coronoid
C) Symphysis
D) Ramus

26. Protrusion of tongue is brought out by
A) Genioglossus
B) Intrinsic muscles of tongue
C) Styloglossus
D) Palatoglossus

27. Muscle that attaches to zygomatic process of maxilla
A) Masseter
B) Middle temporal
C) Buccinator
D) Medial pterygoid

28. Origin of maxillary artery in the head and facial region is
A) Angel of mandible
B) Neck of condyle
C) Body of mandible
D) Coronoid

29. Koplik’s spots are associated with one of the following
A) Viral infection
B) Diabetes
C) Measles
D) Rubella

30. Majority of drugs are transported across the membrane by
A) Passive diffusion
B) Active transport
C) Facilitated transport
D) Filtration

31. Therapeutic index indicates
A) Drug toxicity
B) Drug efficacy
C) Drug safety
D) Drug’s potency

32. Any one of the three rounded protuberances seen on incisal ridges of newly erupted incisor is called
A) Tubercle
B) Cusp
C) Mamelon
D) Fossa

33. The only reaction pulp elicits to any kind of stimulus is
A) Pain
B) Touch
C) Temperature
D) All the above

34. Which of the following is most responsible for normal nerve conduction?
A) Na
B) Ca
C) K
D) Cl

35. The dimension of Biologic width is?
A) 2.04 mm
B) 4.02 mm
C) 6.5 mm
D) 5 mm

36. Which of the following is not a measure of dispersion?
A) Range
B) Mode
C) Mean Deviation
D) Standard Deviation

37. Frankl behavior rating scale was given in-
A) 1962
B) 1982
C) 1999
D) 1778

38. Spread of dispersion is measured by
A) Ratio
B) Coefficient of variation
C) Mode
D) Frequency

39. The component of plaque that causes adhesion is
A) Bacteria
B) Mucin l
C) Glucan
D) All of the above

40. Least cariogenic sugar is
A) Sucrose
B) Fructose
C) Xylitol
D) Lactose

41. Most common morphological variation is seen in:
A) Mandibular Lateral incisor
B) Maxillary Canine
C) Maxillary Lateral Incisor
D) Mandibular Canine

42. Which of the following are poorly calcified Enamel:
A) Gnarled Enamel and Enamel rods
B) Enamel Iamellae and incremental lines
C) Perikymata and Gnarled Enamel
D) Enamel rods and incremental lines

43. A pear-shaped radiolucency causing displacement of the roots of vital maxillary lateral and cuspid teeth is characteristic of-
A) Globulomaxillary cyst
B) Primordial cyst
C) Nasoalveolar cyst
D) Lateral Periodontal cyst

44. Lesion that characteristically occurs on the alveolar ridge of infants —
A) Congenital lymphamgioma
B) Fordyce granules
C) Bohn’s nodules
D) Retrocuspid papilla

45. Features of familial multiple neurofibroma with café-au-lait spots of skin are typical of-
A) Von-recklingheusen’s disease of the skin
B) Pagets disease of skin
C) Papillon lefevre syndrome
D) familial fibrous dysplasia

46. All are derived landmarks of cephalogram except-
A) Sella
B) Porion
C) Articulare
D) PTM

47. Adenoid faces is a feature of-
A) Class 2 div 1
B) Class3
C) Class 2 div 2
D) Class 1

48. Features seen is vertical growers are all except-
A) Downward and backward rotation of mandible
B) Increase in anterior facial height
C) High mandibular plane angle
D) Strong elevators

49. Which instrument is used to locate canal orifice-
A) Smooth broaches
B) Endodontic explorer
C) Canal opener
D) GG drill

50. The most favorable prognosis is seen in which type of root fracture-
A) Apical third
B) Middle third
C) Cervical third
D) Junction of middle and cervical third