A. Cortical
B. Cancellous
C. Osteophytics
D. Exophytic
✅ The correct answer is option A. Cortical.
Oral Histology
Shape of enamel rod is______________?
A. Key hole or paddle shaped
B. Square
C. Round
D. None of the above
✅ The correct answer is option A. Key hole or paddle shaped.
All of the following is lined by stratified squamous epithelium, except ?
A. Lips
B. Tongue
C. Roof of the soft palate
D. Oropharynx
✅ The correct answer is option C. Roof of the soft palate.
Acid neutralizing substance in saliva_____________?
A. NH3
B. Carbonate
C. Bicarbonate
D. Chlorides
✅ The correct answer is option C. Bicarbonate.
Mature bone is otherwise called as______________?
A. woven bone
B. Irregular bone
C. Lamellar bone
D. Resorbing bone
✅ The correct answer is option C. Lamellar bone.
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
✅ The correct answer is option D. All of the above.
Intermediate plexus is absent in which of the following principle fibres_____________?
A. Gingival
B. Oblique
C. Horizontal
D. Transseptal
✅ The correct answer is option A. Gingival.
Ratio of diameter of enamel rods in the DEJ to the enamel surface is______________?
A. 1:4
B. 1:1
C. 1:2
D. 2:1
✅ The correct answer is option B. 1:1.
Movement of tooth to close the intermaxillary gap during eruption is due to____________?
A. Physiological tooth migration
B. Active eruption
C. Passive eruption
D. None of the above
✅ The correct answer is option B. Active eruption.
Mirgration of odontoblasts into dentinal tubules occurs during ________________?
A. Cavity preparation
B. Dehydration
C. Water irrigation
D. None of the above
✅ The correct answer is option A. Cavity preparation.