371. The maximum rate of eruption, as the tooth cusps reach the surface epithelium is around ________ μm/day?

A. 100
B. 75
C. 50
D. 25

372. Calcified tissue is absent in______________?

A. Enamel
B. Dentin
C. Cementum
D. Pulp

373. Which of the following factors are primarily contributory to the shedding of deciduous tooth ?

A. Hydrostatic
B. Vascular pressure
C. Oncotic pressure
D. Masticatory pressure

374. The apical foramen of a fully developed permanent tooth is usually lined by_____________?

A. Dentin
B. Cementum
C. Epithelial rest cells
D. The Epithelial diaphragm

375. Specific stain for fat cells is___________?

A. Eosin & haematoxylin
B. Carbol fuschin
C. Sudan III
D. Cresyl violet

376. Extracted teeth should be preserved in_____________?

A. Saline
B. Xylene
C. 10% Formalin
D. 10% alcohol

377. Epithelial cells which ultimately keratinize are known as_____________?

A. Keratinizing cells
B. Melanocytes
C. Non-Keratinizing cells
D. Clear cells

378. Lamina densa of the gingival basement membrane is rich in_____________?

A. Type I and III collagen
B. Type III collagen
C. Type IV collagen
D. Type I collagen

379. In which of the following papillae of the tongue are the taste buds predominantly located ?

A. Circumvallate
B. Filliform
C. Foliate
D. Fungiform

380. Osteoblasts appear basic gram staining due to______________?

A. Increased ribonucleic acid
B. Acidic ground substance
C. Increased mitochondria
D. Presence of basic ground substance

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