Mucous Membrane Most Important MCQs

1 - After the eruption of crown, reduced enamel is known as_____________?






Primary attachment epithelium

2 - All of the following is lined by stratified squamous epithelium, except ?






Roof of the soft palate

3 - Basement membrane________________?






consists of lamina densa and lamina lucida

4 - Biomechanism that unites the epithelium to the tooth surface is_____________?






Junctional epithelium

5 - Buccal mucosa is_______________?






Non-keratinized

6 - Bulk of lamina propria of the gingiva is made of collagen type_______________?






I

7 - Cells of the spinous layer are generally_______________?






Larger than the basal cells

8 - Color of the normal gingiva is_____________?






Coral pink

9 - Dendritic cell located in the stratified squamous keratinizing epithelium of the oral cavity include_____________?






Melanocytes

10 - Difference between the skin and mucosa of cheek is_______________?






Thin lamina and non keratinized mucosa of cheek

11 - Elongated rete pegs are seen in______________?






Attached gingiva

12 - Epithelial attachment is_____________?






All of the above

13 - Epithelial cells which ultimately keratinize are known as_____________?






Keratinizing cells

14 - Epithelium of oral mucous membrane is_______________?






Ortho, para and non keratinized

15 - Epithelium of the inner surface of the gingival sulcus______________?






Has no rete pegs

16 - In the tongue bitter taste is more perceived at_____________?






Back

17 - In which of the following papillae of the tongue are the taste buds predominantly located ?






Circumvallate

18 - Jacobson's organ is________________?






All of the above

19 - Keratohyaline granules are found in________________?






St. granulosum

20 - Keratohyaline granules are more evident in_______________?






Orthokeratinized

21 - Lamina densa of the gingival basement membrane is rich in_____________?






Type IV collagen

22 - Long connective tissue papillae and keratinized epithelia are a feature of these parts of oral mucosa____________?






Hard palate and gingiva

23 - Masticatory mucosa in the oral cavity covers the_______________?






Gingiva and hard palate

24 - Masticatory mucosa is____________?






Ortho keratinised

25 - Membrane coating granules may_____________?






Originate from golgi system

26 - Merkel cells are found in which of the following tissue ______________?






Epidermis

27 - Minor salivary glands are present in the submucosa through out the oral mucosa except for the______________?






Gingiva and anterior part of hard palate

28 - Non keratinized epithelium is found over___________?






Gingival sulcus

29 - Partially keratinized papilla is_______________?






Filiform

30 - Protein making up the bulk of keratohyaline granules in stratum granulosum of keratinized epithelium is______________?






Filaggrin

31 - Stippling's______________?






All of the above

32 - Stratum Germinativum of the oral epithelium is the term given to_______________?






Basal cells and parabasal spinous cells

33 - Stratum germinatum is_______________?






Stratum basale and parabasal spinous cells

34 - Stratum granulosum is not present in_____________?






Hyper parakeratosis

35 - Supporting cells of taste buds are called as_____________?






Sustenticular cells

36 - The anatomic crown is shorter than the clinical crown of a tooth in which of the following instances___________________?






Gingival recession

37 - The connective tissue of the gingiva is known as the______________?






Lamina propria

38 - The function of merkel cells is_______________?






Neuro sensory

39 - The high level clear cell present in the oral epithelium is_____________?






Langerhans cell

40 - The major cells seen in gingiva are______________?






Fibro blast

41 - The mucous membrane of cheeks and lips_____________?






A & B are correct

42 - The oral epithelium is attached to the enamel via_______________?






Hemidesmosomes

43 - The position of mucogingival line____________________?






Constant throughout the life

44 - The range of level of fluoride secreted by the glands into the mouth is_____________?






0.007-0.005 ppm

45 - The red zones of lips have_____________?






very small number of sebaceous glands, if any

46 - The thinnest epithelium of oral cavity is found in the____________?






Sublingual mucosa (floor of mouth)

47 - The vermilion border requires frequent moistening because_____________?






It contains less number of sebaceous glands

48 - Vonebilers glands open into which papilla_____________?






Circumvallate

49 - Which of the following has immune function in the oral mucous membrane_______________?






Langerhan cell

50 - Which of the following is correct_______________?






All of the above

51 - Which of the following is non-keratinocyte ?






Langerhans cell

52 - Which papillae are completely keratinized______________?






Filiform

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