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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

Any insult to cells in apposition stage result in______________?
A Hutchinson’s incisor
B Osteodentin formation
C Enamel hypoplasia
D Anodontia
Correct Answer: Enamel hypoplasia
Cementum formation is seen_______________?
A After dentin formation
B Before dentin formation
C Both are formed at same time
D None of the above
Correct Answer: After dentin formation
Morphological stages of tooth development are explained based on_____________?
A Shape of enamel organ
B Shape of tooth germ
C Function of enamel organ
D Shape of dental papilla
Correct Answer: Shape of tooth germ
Tooth develops from_______________?
A Ectoderm, mosoderm
B Ectoderm
C Mesoderm
D Ectoderm and endoderm
Correct Answer: Ectoderm, mosoderm
The relationship between the pulpal and periodontal tissue complex begins during dental development at_____________?
A Adolescent stage
B 5-10 years
C Embryonic stage
D None of the above
Correct Answer: Embryonic stage
The cells of the enamel organ which differentiate into future ameloblasts are_____________?
A Cells of inner enamel epithelium
B Cells of outer enamel epithelium
C Cells of stellate reticulum
D Cells of stratum intermedium
Correct Answer: Cells of inner enamel epithelium
The cap stage in tooth development is characterized by_____________?
A morphodifferentiation
B reversal of functional polarity
C Formation of hammock ligament
D Increased mitotic activity
Correct Answer: Increased mitotic activity
In cap stage, regulating factor for cusp shape formation is present in____________?
A Dental papilla
B Dental follicle
C Inner enamel epithelium
D Enamel Knot
Correct Answer: Enamel Knot
Which of the following is not an ecto-mesenchymal derivative ?
A Dentin
B Cementum
C Pulp
D Enamel
Correct Answer: Enamel
The disturbances occurred during Calcification stage of tooth development is seen in_____________?
A Peg laterals
B Microdontia
C Supernumerary tooth
D Interglobular dentin
Correct Answer: Interglobular dentin
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