confusion corner for DA

[styloid]

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can some one give the answer ,please with explanation ----


The contact on the distal surface of the mandibular canine in an incisocervical relationship is located:
a. at the cervical third.
b. at the incisal third.
c. at the junction of the incisal and middle third.
d. cervical to the junction of the incisal and middle third.


anyone preparing for DA want to discuss confusing q,s please post here !!!!!
THANX

 

[styloid]

The mandibular canine root is sometimes bifurcated into a:

a. mesiofacial and distolingual root.

b. facial and lingual root.

c. mesial and distal root.

d. None of the above. The mandibular canine root does not bifurcate.

 

[styloid]

Cusps of canines and all posterior teeth have:

a. mesial, distal and tirangular ridges.

b. mesial, distal and oblique ridges.

c. facial, lingual, mesial, distal and triangular ridges.

d. four cusp ridges, variously named.

Which of the following occlusal factors is determined when guiding the mandible into centric relation closure?
1. canine rise
2. degree of overbite
3. centric prematurity
4. working interference
5. Balancing interference

 

[HuyetKiem]

can some one give the answer ,please with explanation ----


The contact on the distal surface of the mandibular canine in an incisocervical relationship is located:
a. at the cervical third.
b. at the incisal third.
c. at the junction of the incisal and middle third.
d. cervical to the junction of the incisal and middle third.


anyone preparing for DA want to discuss confusing q,s please post here !!!!!
THANX

d. cervical to the junction of the incisal and middle third --- > at middle third

 

[HuyetKiem]

The mandibular canine root is sometimes bifurcated into a:

a. mesiofacial and distolingual root.

b. facial and lingual root.

c. mesial and distal root.

d. None of the above. The mandibular canine root does not bifurcate.

b. facial and lingual root

 

[styloid]

thanx!!!!