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Dental Anatomy ASDOH > Quiz 2 - Review Permanent Mandibular Anterior > Flashcards

Quiz 2 - Review Permanent Mandibular Anterior Flashcards

1
Q

Facial View - Permanent Mandibular Central Incisors The crown outline?

A

Trapezoidal with the longer parallel side at incisal edge

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2
Q

Facial View - Permanent Mandibular Central Incisors Explain the incisal edge?

A

Straight and at a right angle to the long axis of the tooth

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3
Q

Facial View - Permanent Mandibular Central Incisors The M and D incisal line angle are both said to be ________

A

sharp

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4
Q

Facial View - Permanent Mandibular Central Incisors Which incisal line angle is more rounded?

A

Distal

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5
Q

Facial View - Permanent Mandibular Central Incisors Where is the proximal contact and what is uniques about the M and D levels?

A

within the incisal 1/3 - with wear the contact can be at the the incisal edge M and D are at the same level

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6
Q

Facial View - Permanent Mandibular Central Incisors The incisal 1/3 of the crown surface vs. the cervical 2/3?

A

Incisal - flat Cervical - convex

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7
Q

Incisal View - Permanent Mandibular Lateral Incisors What is a greater measurement FL or MD?

A

FL > MD

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8
Q

Incisal View - Permanent Mandibular Lateral Incisors The _________ contact is centered FL but the _________ contact will be slightly to the lingual of the FL bisector

A

mesial distal

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9
Q

Incisal View - Permanent Mandibular Lateral Incisors The incisal ridge will be relatively?

A

Straight but it is not straight across the tooth MD - it slants to the lingual as its distal end and is not parallel to the FL bisector

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10
Q

Incisal View - Permanent Mandibular Lateral Incisors The crest of the cingulum lingually will be slightly __________ to the MD bisector

A

distal

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11
Q

Incisal View - Permanent Mandibular Lateral Incisors This view is said to have what shape to the tooth?

A

Twisted or rotated

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12
Q

Comparison of Permanent Mandibular Incisors Which one is smaller?

A

central

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13
Q

Comparison of Permanent Mandibular Incisors Which one is more angular?

A

central

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14
Q

Comparison of Permanent Mandibular Incisors Which root surfaces have depressions?

A

Both the M and D have depressions and are rarely bifurcated - the lateral is more likely to exhibit two pulp canals

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15
Q

Comparison of Permanent Mandibular Incisors The central incisor exhibits ____________, while the lateral incisor exhibits a __________ slightly on the root base, when viewed from the incisal.

A

bilateral symmetry twisting

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16
Q

Comparison of Permanent Mandibular Incisors The crest of the cingulum on both incisors are offset slightly to the _________.

17
Q

Comparison of Permanent Mandibular Incisors Compared the the maxillary incisors, the mandibular have _____________ lingual surface anatomy.

A

inconspicuous

18
Q

Comparison of Permanent Mandibular Incisors Proximal contact area of both teeth?

A

Both located in the incisal 1/3 Central has less incisal embrasure than the lateral

19
Q

Comparison of Permanent Mandibular Incisors From a proximal view, the incisal edge is ____________ positioned in comparison to the height of curvature of the CEJ and their respective root apices.

20
Q

Facial View - Permanent Maxillary Canine The overall facial crown surface is _________.

21
Q

Facial View - Permanent Maxillary Canine There are ________ noticeable developmental depressions delineating the _____ facial lobes

22
Q

Facial View - Permanent Maxillary Canine What is the most developed lobe of the 4?

A

middle facial lobe

23
Q

Facial View - Permanent Maxillary Canine The facial ridge extends from?

A

Cusp tip to the cervical ridge

24
Q

Facial View - Permanent Maxillary Canine The crest of the facial ridge curves towards which side?

A

Mesial and is in the middle 1/3 of the crown

25
Q

Facial View - Permanent Maxillary Canine The is a concavity in the ___________________ 1/3, that is also represented but he distal outline of the crown.

A

DF cervical

26
Q

Facial View - Permanent Mandibular Canine The mesial crown outline is _____________ and continuous with the _____________ outline

A

straight mesial root

27
Q

Facial View - Permanent Mandibular Canine The cusp tip is slightly __________ to the MD bisector.

28
Q

Facial View - Permanent Mandibular Canine Which cusp ridge is shorter?

A

mesial < distal

29
Q

What two teeth present with a semicircular curvature of the CEJ?

A

Facial View - - Maxillary Central Incisor - Mandibular Canine

30
Q

Incisal View - Permanent Mandibular Canine What is the shape of the crown?

A

Diamond (same as the maxillary canine)

31
Q

Incisal View - Permanent Mandibular Canine Which measurement is larger MD or FL?

32
Q

Incisal View - Permanent Mandibular Canine The crown is ________ in the facial than on the lingual?

33
Q

Incisal View - Permanent Mandibular Canine This tooth taper towards which side?

A

Lingual (FL) Distal (MD)

34
Q

Incisal View - Permanent Mandibular Canine The crown in ________ on the mesial that the distal

Dental Anatomy ASDOH (2 decks)

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