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Anatomy of Orofacial Structures
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Anatomy of Orofacial Structures
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Anatomy of Orofacial Structures
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TEST BANK FOR Anatomy of Orofacial Structures: A Comprehensive Approach 8th Edition by Richard W Brand, Donald E Isselhard A+ complete guide
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Test Bank For Anatomy of Orofacial Structures 8th Edition ByRichard W. Brand; Donald E. Isselhard 9780323480239
Chapter 1-36 Complete Guide .
A small elevation of enamel that may be found on the surface of a tooth is a:
a) Cusp
b) Tubercle
c) Sulcus
d) Fossa - ANSWER: b) Tubercle
The permanent premolar one most likely to have two root canals is the
a) Maxillary first premolar
b) Maxillary second premolar
c) Mandibular first premolar
d) Mandibular second premolar - ANSWER: a) Maxillary first premolar
When the two cusps of the maxillary first premolars are compared
a) The facial cusp is longer but not wider
b) The lingual cusp is both shorter and narrower
c) The facial cusp is shorter but wider
d) The lingual cusp is both longer and wider - ANSWER: b) The lingual cusp is both
shorter and narrower
Which of the following is not true of maxillary first premolars?
a) Commonly bifurcated root
b) Single root trunk
c) Facial cusp tup displaced to the distal from midline
d) The roots are the mesial and distal - ANSWER: d) The roots are the mesial and
distal
Which of the following teeth erupt last?
a) Mandibular first premolars
b) Maxillary canines
c) Maxillary first premolars
d) Mandibular canines - ANSWER: b) Maxillary canines
Which of the following teeth is the least likely to be bifurcated?
a) Maxillary second premolar
b) Mandibular canine
c) Mandibular first premolar
d) Mandibular second premolar - ANSWER: d) Mandibular second premolar
Which of the following are the first permanent teeth to erupt?
a) Maxillary first molars
b) Mandibular first molars
, c) Mandibular central incisors
d) Maxillary central incisors - ANSWER: b) Mandibular first molars
Which of the following have the fewest proximal contact areas?
a) Central incisors
b) Third molars
c) Canines
d) Premolars - ANSWER: b) Third molars
Which of the following are class traits of all molars?
a) Molars have the largest occlusal surfaces of any teeth in the dentition
b) Molars have three to five major cusps
c) Molars have two or three roots
d) All of the above - ANSWER: d) All of the above
The distobuccal and mesiolingual cusps on the occlusal table of a maxillary molar are
usually connected by a ridge. This ridge is termed:
a) The mesiolingual ridge
b) The triangular ridge
c) The Carabellian ridge
d) The oblique ridge - ANSWER: d) The oblique ridge
In a Class II, Division II malocclusion, the maxillary incisors are:
a) Retruded
b) Protruded
c) Edge to edge
d) In crossbite - ANSWER: a) Retruded
**A 9-year-old boy presents himself with a large gingival abscess at the gingival crest
of his deciduous maxillary first right molar. The tooth is loose and painful upon
percussion.**
We could expect this 9-year-old patient to exhibit
a) No permanent teeth other than first molars
b) A mixed dentition
c) Evidence of facial trauma
d) Evidence of severe periodontal disease - ANSWER: b) A mixed dentition
**A 9-year-old boy presents himself with a large gingival abscess at the gingival crest
of his deciduous maxillary first right molar. The tooth is loose and painful upon
percussion.**
What treatment options seems appropriate for an abscessed deciduous second
molar in a 9-year-old patient?
a) Root resection
b) Periodontal surgery
c) Extraction of the affect tooth
d) Splitting the deciduous molars together - ANSWER: c) Extraction of the affected
tooth
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