Medical Science Mcqs 5254 MCQs [All-Courses]

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

Which of the following do not contribute to arch stability ?

A Cusps

B Root forms

C Embrasures

D Periodontal fibers

Review Detailed Answer

Correct Answer: Embrasures

Mesial contact area of the permanent canine is at the______________?

A Middle third

B Junction of the incisal and middle thirds

C Junction of the middle and cedrvical thirds

D None of the above

Review Detailed Answer

Correct Answer: Junction of the middle and cedrvical thirds

Distal contact of upper first premolar is________________?

A Lower than mesial contact area

B Little cervical to junction of occlusal and middle third of crown

C Higher than mesial contact area

D A and B

Review Detailed Answer

Correct Answer: A and B

The contact area on the distal surface of a maxillary first premolar should be placed in________________?

A Middle 3rd of proximal surface with lingual embrasure greater than the facial embrasure

B Occlusal 3rd of proximal surface with the lingual embrasure greater than facial embrasure

C Occlusal 3rd of proximal surface with facial embrasure greater than lingual embrasure

D Middle 3rd with facial embrasure greater than the lingual embrasure

Review Detailed Answer

Correct Answer: Middle 3rd of proximal surface with lingual embrasure greater than the facial embrasure

The tooth that is commonly seen in an abnormal relation and contact with its adjacent teeth of the same arch is ________________?

A Mandibular first premolar

B Mandibular lateral incisor

C Maxillary central incisor

D Maxillary lateral incisor

Review Detailed Answer

Correct Answer: Maxillary lateral incisor

Largest embrasure lies between______________?

A Maxillary central incisors

B Maxillary central and lateral incisor

C Maxillary canine and first premolar

D Maxillary lateral incisor and canine

Review Detailed Answer

Correct Answer: Maxillary canine and first premolar

The embrasure areas in the following areas are contentious______________?

A Labial and lingual

B Lingual and Occlusal

C Incisal and Occlusal

D Labial and Occlusal

Review Detailed Answer

Correct Answer: Labial and lingual

All embrasure spaces are reflection of the______________?

A Form of the teeth involved

B Size of the teeth involved

C Eruption sequence involved

D None of the above

Review Detailed Answer

Correct Answer: Form of the teeth involved

The biting forces at molar region during mastication is_______________?

A 20 to 55 pounds

B 30 to 75 pounds

C 50 to 75 pounds

D 90 to 200 pounds

Review Detailed Answer

Correct Answer: 90 to 200 pounds

The faciolingual angulation of the upper central incisor is approximately___________________?

A 20°

B 28°

C 33°

D 38°

Review Detailed Answer

Correct Answer: 28°

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Medical Science Mcqs 5254 MCQs [All-Courses]

All Topics 5254

All Topics 5254

Which of the following do not contribute to arch stability ?

Mesial contact area of the permanent canine is at the______________?

Distal contact of upper first premolar is________________?

The contact area on the distal surface of a maxillary first premolar should be placed in________________?

The tooth that is commonly seen in an abnormal relation and contact with its adjacent teeth of the same arch is ________________?

Largest embrasure lies between______________?

The embrasure areas in the following areas are contentious______________?

All embrasure spaces are reflection of the______________?

The biting forces at molar region during mastication is_______________?

The faciolingual angulation of the upper central incisor is approximately___________________?