medical MCQs – Page 265

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

5281. Posterior embrasures are generally larger on the lingual than on the facial, with the contact area within the facial moiety, except between maxillary_______________?
comments icon0

A. 1st and 2ndmolar

B. 1st premolar and cane

C. First molar and 2nd premolar

D. Premolars

5282. A maxillary right canine may be distinguished from a maxillary left canine because ____________?
comments icon0

A. Facially the cusp tip is placed distal to Bisecting line

B. The root curves to mesial in the apical 1/3rd

C. The distal half of canine shows more convexity than the mesical half

D. Lingually the cervical line slopes mesially

5283. The shape of the occlusal surface of the permanent maxillary first molar is___________?
comments icon0

A. Triangular

B. Rhomboidal

C. Trapezoidal

D. Oval

5284. Articular disc of TMJ is__________?
comments icon0
A. All of the above

B. Narrow in the centre

C. Strengthened by lateral pterygoid

D. Thickest posteriorly

5285. The faciolingual angulation of the upper central incisor is approximately___________________?
comments icon0

A. 33

B. 20

C. 28

D. 38

5286. The interdental papilla is located in the______________?
comments icon0

A. Lingual embrasure

B. Occlusal embrasure

C. Cervical embrasure

D. Facial embrasure

5287. Thinnest labial plate is found in the region of____________?
comments icon0

A. Upper canines

B. Lower central incisors

C. Lower canines

D. Upper central incisors

5288. The permanent mandibular second molar differs from the permanent mandibular first molar in number of ______________?
comments icon0

A. Roots

B. Marginal ridges

C. Cusps

D. Lingual grooves

5289. Average of length of maxillary cuspid is______________?
comments icon0

A. 33 mm

B. 21 mm

C. 18 mm

D. 26 mm
5290. Mesial slope of buccal cusp is longer than distal slope in_________________?
comments icon0

A. Mandibular canine

B. Maxillary canine

C. Maxillary 1st premolar

D. Maxillary 2nd premolar

5291. Which of the premolars is usually the smallest____________?
comments icon0

A. Maxillary second

B. Maxillary first

C. Mandibular first

D. Mandibular second

5292. Oblique ridge in maxillary first molar joins which of the following cusps____________________?
comments icon0

A. DL and DB

B. ML and DB

C. ML and MB

D. DL and MB

5293. The root of maxillary lateral incisors if curved is usually in which direction ?
comments icon0

A. Facial

B. Distal

C. Palatal

D. Mesial

5294. Palatogingival groove is found in______________?
comments icon0

A. Maxillary first molar

B. Maxillary lateral incisor

C. All of the above

D. Maxillary first premolar

5295. Ratio of mesiodistal width to height of crown of maxillary canine is______________?
comments icon0

A. 6:08

B. 6:10

C. 7:10

D. 8:10
5296. Following eruption , the root of the maxillary central incisor completes development at what approximate age ?
comments icon0

A. 7 years

B. 9 years

C. 8 years

D. 10 years
5297. The number of line angles a permanent maxillary central incisor is_____________?
comments icon0

A. Two

B. Six

C. Four

D. Eight

5298. The root trunk of permanent mandibular first molar buccally is______________?
comments icon0

A. equal in length to the crown

B. Equal is length to the mesial bifurcation of the maxillary first molar

C. None of the above

D. Equal is length to the buccal bifurcation of the maxillary first molar

5299. Which of the following is true of permanent first molars occlusal surface_____________?
comments icon0

A. Mandibular molar has 1 major fossa, 2 minor fossa, 5 triangular ridges and 4 grooves

B. All of the above

C. Rhomboidal shape in maxillary molars and hexagonal shape in Mandibular molars

D. Maxillary molar has 2 major fossa, 2 minor fossa, 4 triangular ridges,1 oblique ridge and 5 grooves

5300. Which of the following is not a structural element of the temporomandibular joint ?
comments icon0

A. Joint cavities

B. Capsular ligament

C. Articular disc

D. Sigmoid notch