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.Management Sciences
Category: Oral Mucous Membrane
The anatomic crown is shorter than the clinical crown of a tooth in which of the following instances___________________?
A. Impaction
B. Gingivitis
C. Occlusal wear
D. Gingival recession
The high level clear cell present in the oral epithelium is_____________?
A. Melanocyte
B. Lymphocyte
C. Merkel cell
D. Langerhans cell
The connective tissue of the gingiva is known as the______________?
A. Lamina dura
B. Dental cuticle
C. Lamina propria
D. Fibroblasts
Partially keratinized papilla is_______________?
A. Fungiform
B. Filiform
C. Circumvallate
D. Foliate
Jacobson’s organ is________________?
A. Auxillary olfactory sense organ
B. Ellipsoid/Cigar shaped
C. Undergoes degeneration after 4 months of intrauterine life
D. All of the above
Epithelial attachment is_____________?
A. Attachment of ameloblasts to the tooth
B. Microscopically it resembles basal lamina
C. Derived from secondary attachment epithelium
D. All of the above
Buccal mucosa is_______________?
A. Keratinized
B. Non-keratinized
C. Parakeratinised
D. Orthokeratinized
Masticatory mucosa is____________?
A. Para keratinised
B. Ortho keratinised
C. Non keratinised
D. Sub keratinised
Which of the following is correct_______________?
A. Non-keratinized epithelium is characterized by absence of stratum granulosum and stratum corneum, The surface cells are nucleated
B. Parakeratinished epithelium is characterized by superficial cells with pyknotic nuclei and absence of stratum granulosum
C. In ortho keratinisation the superficial cells lose their nuclei, but stratum granulosum is present
D. All of the above
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