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Dental Morphology > Test 4 > Flashcards

Test 4 Flashcards

1
Q

what are the numbers to the right maxillary permolars and the left maxillary permolars

A

right= 4,5 and left= 12,13

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2
Q

which premolars have a prominent buccal ridge and no distal crown tilt maxillary or mandibular

A

maxillary

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3
Q

which premolars have a longer lingual cusp which points in the mesial direction…maxillary or mandibular

A

maxillary

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4
Q

which premolar has an oval shaped crown and is wider buccal lingual than mesial distal (maxillary or mandibular)

A

maxillary

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5
Q

which premolar is more square shaped maxillary or mandibular

A

mandibular

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6
Q

which premolar has a pentagonal crown and is pyramidal in shape maxillary or mandibular

A

maxillary

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7
Q

the shoulders of which permolar maxillary or mandibular are bulging and more prominent

A

maxillary

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8
Q

which maxillary premolars look a lot like canines

A

maxillary 1st premolars

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9
Q

the lingual cusp point (apex) is located where for the maxillary 1st pre molar

A

mesially

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10
Q

describe the buccal cusp compared to the lingual cusp of the maxillary 1st premolar

A

it is shorter and narrower

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11
Q

the occlusal outline of maxillary first premolar has what shape and the occlusal surface (table) of maxillary premolars has what shape

A

hexagonal, trapazoidal

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12
Q

which maxillary premolar is mesiolingually oriented giving it a twisted appearance with a long central groove

A

maxillary 1st permolar

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13
Q

when comparing maxillary 1st premolar and 2nd premolar what does the 1st have that the 2nd doesnt

A

long central groove

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14
Q

the lingual cusp of the maxillary 1st premolar is pointed in which direction

A

mesially

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15
Q

the maxillary 1st premolar has what kind of groove 97% of the time

A

mesial marginal groove

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16
Q

the maxillary 1st premolar has a depression on which side of the tooth mesial or distal

A

mesial

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17
Q

which surface of the maxillary 1st premolar has no depression and is generally flat (mesial or distal)

A

distal

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18
Q

the shoulders of which maxillary pre molar are more narrow

A

maxillary 2nd premolar

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19
Q

roots of maxillary pre molars taper in which direction

A

distally

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20
Q

the 1st maxillary premolar has a visible buccal cusp from the lingual view, does the 2nd maxillary pre molar have the same

A

no

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21
Q

the lingual cusp of which maxillary premolar is larger 1st or 2nd

A

2nd

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22
Q

the occlusal crown profile of maxillary 2nd premolar is said to be what in shape

A

ovoid or egg shaped

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23
Q

the occlusal crown of which maxillary premolar is not twisted

A

second premolar

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24
Q

the buccal and lingual cusp of which maxillary premolar is more similar

A

second premolar

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25
Q

the central groove of which maxillary premolar is described as short

A

second premolar

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26
Q

the lobes are more visible on which maxillary pre molar 1st or second

A

1st

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27
Q

which maxillary premolars generally have a single root 1st or second

A

2nd

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28
Q

which maxillary pre molar has more depression on its mesial side

A

1st

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29
Q

which maxillary premolar has more depression on its distal side

A

2nd

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30
Q

which maxillary premolar has a prominent buccal ridge 1st or 2nd

A

1st

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31
Q

which maxillary premolar has more supplemental grooves 1st or second

A

2nd

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32
Q

what are the numbers to the mandibular right premolars and the mandibular left premolars

A

20, 21 and 28,29

33
Q

the contact areas of premolars are located at which junction

A

occlusal and middle third

34
Q

which premolars are more like a canine and function in tearing versus grinding 1st or second

A

1st

35
Q

which premolars have a less prominent buccal ridge mandibular or maxillary

A

mandibular

36
Q

which premolars have a shorter lingual cusp mandibular or maxillary

A

mandibular

37
Q

which premolars have a lingual cusp that is more centered as opposed to mesial mandibular or maxillary

A

mandibular

38
Q

the crown tilts in which direction for mandibular premolars

A

lingually

39
Q

the lingual cusp is much shorter for which premolars mandibular or maxillary

A

mandibular

40
Q

which occlusal surface is more square in shape as opposed to oval maxillary or mandibular pre molars

A

mandibular

41
Q

which premolars have 2 prominent lingual pits (snake eyes)

A

mandibular 1st

42
Q

which premolars do not have distal lingual groove

A

mandibular 1st

43
Q

for the mandibular 1st premolars which side is wider buccolingually

A

distal

44
Q

which premolars have a lingual cusp that is described as non functional

A

mandibular 1st

45
Q

what groove is prominent and common from the lingual view of the mandibular 1st premolars

A

mesiolingual groove

46
Q

the occlusal shape of the mandibular 1st premolars is said to be what and the occlusal table is said to be what

A

outline is diamond and the table is triangular

47
Q

which buccal lobe is prominent in the mandibular 1st premolars

A

middle

48
Q

premolars have what kind of ridge on the occlusal surface expect for the mandibular second

A

transverse

49
Q

which cusp on the mandibular 1st premolar is 2x larger than lingual

A

buccal

50
Q

which mandibular premolar does not have a central groove

A

1st

51
Q

which mandibular premolar does not have a Y pattern

A

1st

52
Q

the crown of mandibular 1st premolars is said to be what in shape (symmetrical or non symmetrical)

A

asymmetrical

53
Q

the crown of mandibular 2nd premolars is said to be what in shape (symmetrical or non symmetrical)

A

symmetrical

54
Q

which mandibular premolars have a MB and DB cusp ridge that is equal

A

2nd

55
Q

which mandibular premolar has 2 lingual cusps

A

2nd

56
Q

which mandibular premolars do not have a transverse ridge

A

2nd

57
Q

mandibular 2nd premolars do not have what groove that is common in the mandibular 1st

A

mesiolingual groove

58
Q

which premolar has 3 cusps (1 facially, 2 lingually)

A

mandibular 2nd

59
Q

which premolars can have a Y, H or U shape

A

mandibular 2nd

60
Q

which mandibular premolars have a central pit

A

mandibular 2nd

61
Q

the Y shape premolars do not have what ridge

A

transverse

62
Q

of the three shapes of the mandibular 2nd premolars which one has 3 cusps

A

Y shape

63
Q

which of the three shapes of premolars is most square

A

Y shape

64
Q

the H shape has how many cusps usually

A

2 cusps

65
Q

which shape has a more rounded look H Y or U

A

H

66
Q

what ridge do H shape premolars have

A

transverse

67
Q

the U shape has how many cusps and is more what in shape

A

2, rounded

68
Q

which has a more distinct cusp U or H

A

U

69
Q

which premolars have a severe lingual crown tip

A

mandibular 1st premolar

70
Q

which mandibular premolar has no lingual groove

A

mandibular 1st

71
Q

which pre molars may have a divided root

A

mandibular and maxillary 1st

72
Q

which pre molars have a single root

A

mandibular and maxillary 2nd

73
Q

there is more of a mesial root depression on which mandibular pre molar

A

1st

74
Q

which crown is longer in the mandibular premolars

A

1st

75
Q

buccal ridge is less prominent in which mandibular premolar

A

2nd

76
Q

which root of the mandibular premolars is shorter and pointed as opposed to longer and blunt

A

mandibular 1st premolar

77
Q

mandibular second premolars have a lingual groove on which type of premolar

A

3 cusp type

78
Q

mandibular second premolars have two circular fossa on which cusp type

A

2 cusp type

Dental Morphology (5 decks)

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