medical MCQs – Page 510

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

medical Mcqs

1. oral anatomy 2. microbiology 3. oral pathology and medicine 4. physiology 5. biochemistry 6. general anatomy 7. dental materials 8. pharmacology 9. pathology 10. oral histology

10181. Neonatal lines are seen in_______________?
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A. Enamel of deciduous incisiors

B. Enamel of premolars

C. Enamel of permanent incisors

D. Dentin of all teeth, as if is formed first

10182. The thinnest epithelium of oral cavity is found in the____________?
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A. Buccal gingiva

B. Sublingual mucosa (floor of mouth)

C. Lingual gingiva

D. Oral surface of lip

10183. Which type of collagen fibers demonstrates Chicken wire configuration ?
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A. Type III

B. Type II

C. Type I

D. Type IV

10184. Membrane coating granules may_____________?
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A. Appear as circular with an amorphous core in keratinized epithelium

B. Originate from golgi system

C. Packed with tonofilaments

D. Helps in adhesion of fully keratinized epithelial cells

10185. Elongated rete pegs are seen in______________?
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A. Floor of the mouth

B. Buccal mucosa

C. Alveolar mucosa

D. Attached gingiva

10186. Keratohyaline granules are found in________________?
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A. St. basale

B. Prickle cell layer

C. St. spinosum

D. St. granulosum

10187. Bulk of lamina propria of the gingiva is made of collagen type_______________?
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A. IV

B. III

C. I

D. II

10188. Gubernacular canal guides the eruption of_____________?
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A. Primary teeth

B. Permanent teeth

C. Both A and B

D. None of the above

10189. The high level clear cell present in the oral epithelium is_____________?
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A. Lymphocyte

B. Merkel cell

C. Melanocyte

D. Langerhans cell

10190. Partially keratinized papilla is_______________?
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A. Foliate

B. Filiform

C. Circumvallate

D. Fungiform

10191. Resorption of dental tissue is caused by_____________?
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A. Odontoblasts

B. Osteoblasts

C. Osteoclasts

D. Odontoclasts

10192. Buccal mucosa is_______________?
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A. Orthokeratinized

B. Parakeratinised

C. Non-keratinized

D. Keratinized

10193. Dehydration of specimen is carried out by____________?
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A. By using 10% formalin

B. By using 5% nitric acid

C. By using increasing percentages of alcohol

D. By using liquid or solid Co2

10194. The enamel of the posterior teeth is thickest at____________?
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A. Middle third of buccal surface

B. Cervical third of buccal surface

C. Middle third of lingual surface

D. Occlusal surface

10195. Which of the following is non-keratinocyte ?
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A. Langhans cell

B. Langerhans cell

C. RBC

D. Grey cell

10196. Stratum germinatum is_______________?
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A. Stratum basale and parabasal spinous cells

B. Stratum spinosum

C. Stratum basale

D. Stratum granulosum

10197. Non keratinized epithelium is found over___________?
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A. Attached gingiva

B. Gingival sulcus

C. Free gingiva

D. Interdental papilla

10198. The position of mucogingival line____________________?
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A. None of the above

B. Constant throughout the life

C. Shifts apically with age

D. Shifts coronally with age

10199. Calcified tissue is absent in______________?
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A. Enamel

B. Dentin

C. Pulp

D. Cementum

10200. Hammock ligament is present_______________?
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A. Between hamular notch and mandible

B. As a part of deep cervical fascia

C. In apical area of a tooth

D. Between temporal and sphenoid bone

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