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.Management Sciences
Category: Development And Growth of Teeth
Enamel pearls are found in_____________?
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A. Occlusal surface of premolars
B. Furcation areas of permanent molars
C. On the incisal edges of incisors
D. None of the above
Lip furrow band is______________?
A. Vestibular lamina
B. Successional lamina
C. Dental lamina
D. Basal lamina
Blood supply of ameloblast for most of its life cycle comes form_______________?
A. Dental papilla
B. Reduced enamel organ
C. Dental Sac
D. Dental pulp
Accessory canals result from____________?
A. Defects in cementogenesis
B. Dividing epithelial bridges
C. Break in Hertwig’s root sheath
D. Adherent epithelial rests
Order of development of tooth germ is____________?
A. Bell-bud-cap
B. Cap-bell-bud
C. Bud-cap-bell
D. Bell-cap-bud
Tooth develops from_______________?
A. Ectoderm, mosoderm
B. Ectoderm
C. Mesoderm
D. Ectoderm and endoderm
In multirooted teeth, formation of multiple roots is due to presence of_____________?
A. Epithelial diaphragm
B. Cell rests of Malassez
C. Toot bud division or bell stage
D. None of the above
In considering the process of eruption, the pre-functional eruptive stage of a tooth begins when the_____________?
A. Bud stage begins
B. Cap stage begins
C. Bell stage begins
D. Dental lamina begins forming
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