M C Q s D r i v e

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.

A child has 12 permanent and 12 decidous teeth, what is his age____________?
A 8½ years
B 11½ years
C 4½ years
D 13½ years
Correct Answer: 8½ years
Dentition of humans is_______________?
A Herbivorous
B Omnivorous
C Carnivorous
D None of the above
Correct Answer: Omnivorous
While charting the dentition of a child, the pedodontist finds that the following teeth are present in all the four quadrants; permanent central incisor , permanent lateral incisor , decidous cuspid , decidous first molar, decidous 2nd molar and permanent 1st molar. The eruptive pattern may be considered most nearly normal for a child aged_____________?
A 3-6 years
B 7-10 years
C 11-14 years
D 15- 18 years
Correct Answer: 7-10 years
The first permanent tooth to erupt in the oral cavity is the_____________?
A Mandibular central incisor
B Mandibular first molar
C Maxillary central incisor
D Maxillary first molar
Correct Answer: Mandibular first molar
The usual order of appearance of the primary teeth in the mouth is____________?
A Central incisors, first molars, lateral incisors, second molars, canines
B Central incisors, lateral incisors, canines, second molars, first molars
C Central incisors, lateral incisors, first molars canines, second molars
D Central incisors, lateral incisors, first molars second molars, canines
Correct Answer: Central incisors, lateral incisors, first molars canines, second molars
Calcification of permanent first molar usually begins in the_____________?
A Third month of intrauterine life
B In the sixth month of intrauterine life
C At birth
D In the third month of extra uterine life
Correct Answer: At birth
The last primary tooth to be replaced by a permanent tooth is usually the_____________?
A Maxillary second molar
B Mandibular second molar
C Maxillary canine
D Mandibular canine
Correct Answer: Maxillary canine
The correct dentition in a 9- years old child is_____________?
A 12 CDE6
B 12C456
C 123DE6
D 123456
Correct Answer: 12 CDE6
Once the enamel formation is complete, the tooth will erupt after approximately______________?
A One year
B Two years
C Three years
D Four years
Correct Answer: Three years
Calcification of all teeth except last molars are completed by____________?
A 2 years
B 4 years
C 6 years
D 8 years
Correct Answer: 8 years