FREE AND STUDY GAMES ABOUT TOOTH MORPHOLOGY

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FREE AND STUDY GAMES ABOUT TOOTH MORPHOLOGY

EXAM QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -67 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: what are the 3 characteristics of the canines grooves and fossas?

Answer:

mesial and distal lingual fossas are shallow more prominent on max, no distinct on mand

borders: mesial and distal marginal ridges and lingual ridge

Question 2: what are the 3 characteristics of the maxillary lateral incisor roots?

Answer:

longer than max centrals bend distally convex lingual surfaces Question 3: True or False: canines have mamelons

Answer:

False

Question 4: how many incisors are there in the mouth and what numbers are they?

Answer:

• total incisors, #7-10 & #23-26

Question 5: how many developmental lobes do incisors have?

Answer:

4 Question 6: what area of the incisors is more prone to incisal ridge faceting and why?

Answer:

mandibular incisal edge wears more easily because of occlusion

Question 7: which teeth are commonly referred to as peg laterals?

Answer:

#7 & 10

Question 8: what teeth are referred to as corner stones of the mouth?

Answer:

canines

Question 9: True or False

canines are the first tooth to be lost due dental disease (decay & perio)

Answer:

False, they are the last to be lost

Question 10: what are the types of incisors?

Answer:

centrals and laterals Question 11: What are the 4 characteristics of the coronal portion of the maxillary lateral incisors?

Answer:

can be pegged laterals (peg shaped) more rounded angles (on MI and DI edges) deeper lingual fossa and pits smaller than maxillary centrals

Question 12: what are the 4 functions of the incisors?

Answer:

cutting food, articulate speech, supports lips/esthetics & guides mandible during movement

Question 13: What are the 3 main characteristics of the mandibular canine?

Answer:

single root roots are long and thick and taper at apex narrow on the lingual half

Question 14: when do mandibular canines erupt and when are the roots completed?

Answer:

erupt 9-10 years and root completion 13 years

Question 15: what are the 3 features that all incisors have in common?

Answer:

straight incisal edge, wedge shaped (triangular) from the proximal view, all have lingual fossa (depression)

Question 16: where is the height of contour for incisors?

Answer:

cervical third on both facial and lingual

Question 17: how many root canals do canines have? what is the exception?

Answer:

• unless it is bifurcated then it has 2

Question 18: what are the 5 main characteristics of #22 & #27? (mand canines)

Answer:

mesial surface is straighter and continuous with crown-root outline cusp tip is centered lingual surface appear smooth distolingual twist of crown mesial cusp ridge nearly horizontal

Question 19: how many developmental lobes do canines have and what are they?

Answer:

• total, 3 facial + 1 lingual

Question 20: how many pulp horns do incisors have and what would be the exception?

Answer:

• except for max lateral incisors if the are peg shaped they will only have 1

Question 21: what are the ridges on the lingual surface of canines?

Answer:

mesial marginal ridge lingual marginal ridge distal marginal ridge Question 22: True or False: mamelons and cingulum are less distinct on the mandibular incisors

Answer:

True

Question 23: what do the 3 facial lobes of the incisors create?

Answer:

mamelons and vertical depressions Question 24: True or False: all incisors have a cingulum

Answer:

true

Question 25: how many pulp horns do canines have?

Answer:

1 Question 26: What are the 4 characteristics of the coronal portion of the mandibular lateral incisors?

Answer:

larger than mand centrals

DISTOLINGUAL TWIST

minimal marginal ridges and fossa depth on lingual surface