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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

Curve passing through the buccal and lingual cusp tips of the mandibular buccal teeth is______________?
A Wilson curve
B Mansoon curve
C Curve of spee
D Caternary curve
Correct Answer: Wilson curve
In occlusion the teeth have_______________?
A Cusp to cusp contact
B Edge to edge contact
C Marginal contact
D Surface to surface contact
Correct Answer: Surface to surface contact
Maximum contact between occlusal surfaces, of maxillary and mandibular teeth occur during________________?
A Centric occlusion
B Rest position
C Protrusive contacts
D Laterotrusive contacts
Correct Answer: Centric occlusion
The incisal edges and the incisal thirds of facial surfaces of mandibular incisors and canines generally oppose lingual surfaces of maxillary incisor and canines _____________?
A Within the incisor thirds
B At the junction of middle and cervical thirds
C At the linguo cervical ridges
D Immediately incisal to cingulam
Correct Answer: Within the incisor thirds
The key to occlusion is_______________?
A Maxillary permanent first molar
B Maxillary permanent second molar
C Maxillary primary first molar
D Maxillary primary second molar
Correct Answer: Maxillary permanent first molar
In the intercuspal position, the lingual cusp of maxillary 2nd premolar contacts the______________?
A Distal fossa of mandibular 2ndpremolar
B Mesial fossa of mandibular 1st molar
C Distal marginal ridge of mandibular 2ndmolar
D Distal marginal ridge of mandibular 1st premolar
Correct Answer: Distal fossa of mandibular 2ndpremolar
In centric occlusion, the cusp tip of the maxillary canine is in alignment with which mandibular tooth_____________?
A Facial embrasure of canine and premolar
B incisal embrasure of canine and premolar
C Distal ridge of the cusp of mandibular canine
D Mesial ridge on the facial cusp of mandibular first premolar
Correct Answer: Facial embrasure of canine and premolar
When a molar has no opposing tooth, it can become_______________?
A Extruded
B Intruded
C Protruded
D Retruded
Correct Answer: Extruded
In normal occlusion , with which grooves / surface of the permanent mandibular first molar does the mesiobuccal cusp of the permanent maxillary first molar occlude______________?
A Distobuccal groove
B Mesial surface
C Mesiobuccal surface
D Transverse groove
Correct Answer: Mesiobuccal surface
The maxillary teeth which have single antagonist are__________?
A Lateral incisors
B Permanent canines
C Permanent central incisors
D Third molars
Correct Answer: Third molars
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