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DENTAL ANATOMY YEAH YEAH > Quiz 1 > Flashcards

Quiz 1 Flashcards

1
Q

What defines the clinical crown?

A

What is VISIBLE in the Pt mouth

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2
Q

What is the commonly used term for the CEJ/cementoenamel junction?

A

“Cervical Line”

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3
Q

What are the raised/convex contours on the lingual surface of POSTERIOR teeth called? (They are not ridges)

A

Lingual Heights of Contour

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4
Q

What are the unique/irregular depressions/concavities unique to the lingual surfaces of canines?

A

The 2 fossAE…MesioLingual and DistoLingual fossae!

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5
Q

Where are the lingual heights of contour NOT located on a posterior tooth?

A

The cervical third

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6
Q

What is a line on the surface of a posterior tooth that does NOT divide primary portions of a tooth (cusps)?

A

A supplemental groove!

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7
Q

Are supplemental grooves named?

A

Nope, they are not regular enough

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8
Q

What might a supplemental groove separate on the same cusp?

A

Triangle Ridges from Cuspal Ridges

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9
Q

IF a supplemental groove IS named, how might it be named?

A

By its location!

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10
Q

What is the FIRST PRIMARY tooth to erupt? When does it do so?

A

Man Cent Incisor…8mo

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11
Q

What is the LAST PRIMARY tooth to erupt? When does it do so?

A

Max 2nd Molar…29mo

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12
Q

What are the only primary teeth not in the oral cavity yet at 20 mo?

A

primary Man and Max 2nd molars

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13
Q

Which period begins with the emergence and eruption of the Permanent Mandibular 1st molar at age 6?

A

The Transitional “mixed” dentition period

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14
Q

What does the “mixed dentition period” end with the loss of the last _____ tooth, which is USUALLY the ______ ______ _______ at age ___-____.

A

Primary….Maxillary Second Molar..11-12

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15
Q

Note the permanent _____ _____ are guided by and emerge distal or posterior to the primary _____ _____.

A

Permanent 1st molars…..Primary 2nd Molars

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16
Q

The permanent teeth do not begin their eruptive movements until when?

A

Until after the CROWN has formed

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17
Q

What can premature loss of primary teeth lead to?

A

Lack of Space in the Permanent dentition

18
Q

Dental neglect, congenital absence, or anomalies will have adverse effect on what of th the permanent dentition?

A

Eruption!

19
Q

Which is the first maxillary permanent tooth to erupt?

A

The max first molar

20
Q

What is unique about the eruption sequence of the permanent max canine?

A

Its a LAGGER! Maxilla: 1st Molar—–>centrals–>laterals—>premolars—>CANINES

21
Q

At what age is the Pt out of the “early ugly duckling” stage when the dentition appears normal to Parents?

A

8 years of age

22
Q

Which one applies to Human dentition? Isog-Nath-ous, An-isog-nath-ous, or partially isog-nath-ous?

A

Partially Isog-nath-ous

23
Q

What is the structure exhibited only on permanent Maxillary molars and is CONFLUENT with the MESIAL MARGINAL RIDGE, obliterating much of the MESIAL TRIANGULAR FOSSA?

A

The Anterior Transverse Ridge

24
Q

What are the three main points about the DOMINATION of the maxillary arch over the mandibular arch?

A

1.It is larger 2.Its is wider 3.Esthetics

25
Q

Which MANDIBULAR tooth has the SMALLEST PROXIMAL reference angle? What is the angle?

A

Man Second Premolar…6 degrees

26
Q

Which MANDIBULAR tooth has the SMALLEST FACIAL reference angle? What is the angle?

A

Man lateral incisor…0 degrees

27
Q

What are the WHACKY two teeth that only have ONE antagonist in the opposing arch?

A

Max 3rd molars and Man Central Incisors

28
Q

What is the location of the proximal contacts for the Maxillary teeth?::1.Midline:____ ; 2.Distal of Central: ____; 3.Mesial of Lateral: _____; 4.Distal of Lateral_____; 5.Mesial of Canine:_____; 6.Distal of Canine _____

A

”—-I.J—-.J.-M.—-J.-M—“1.Midline: __Incisal__ ; 2.Distal of Central: Jxn incisal/mid; 3.Mesial of Lateral: __Jxn Inc/Mid___; 4.Distal of Lateral___Middle third__; 5.Mesial of Canine:__Jxn inc/mid___; 6.Distal of Canine ___Mid__

29
Q

WHAT IS THE HEIGHT OF CONTOUR on ALL MANDIBULAR facial surfaces? (in mm’s & area)

A

0.5mm in the Cervical Third

30
Q

What is the progression in mm of the Lingual Heights of contour as we go from anterior to posterior? (in mm’s and area)

A

0.5mm/Cervical 1/3 in the anteriors—>0.5mm Middle 1/3 in 1st premolars—>0.75mm in middle 1/3 2nd premolars—>1mm in middle 1/3 in molars

31
Q

Concerning the height of curvature on the cervical line of the maxillary arch: it curves in a ______ direction on the ______ surface.

A

coronal….proximal

32
Q

Concerning the height of curvature on the cervical line of the maxillary arch: the measurement is from the lowest point at the ______ line to the highest point in the middle of the ______ surface.

A

cervical…..proxmial

33
Q

Concerning the height of curvature on the cervical line of the maxillary arch: Which teeth have the MOST measurable curvature? Which have little to NO curvature?

A

The anterior teeth have MOST!! Molars have NONE!

34
Q

Concerning the height of curvature on the cervical line of the maxillary arch: Which side of the tooth is the Curvature ALWAYS the GREATEST? Which tooth has the greatest? In mm?

A

Mesial…Max Central..3.5mm (Distal 2.5mm)

35
Q

What are the ONLY PDLs NOT affected by periodontitis?

A

Apical and Interradicular (Circumfrential, alveolar crest, transseptal, horizontal, and oblique all are)

36
Q

What are the Negative anatomical features on the Max Central facial aspect? What do they run parallel to?

A

Imbrication Lines run parallel to the cervical line

37
Q

What are the Positive anatomical features on the Facial Max Centrals?

A

PeriKyMata

38
Q

Concerning the Generalizations for Mandibular Tooth Form: Contact areas are slightly more to the ______.

A

Facial

39
Q

Concerning the Generalizations for Mandibular Tooth Form: Mesial outlines are _____ curved then distal outlines.

A

Less Curved

40
Q

Concerning the Generalizations for Mandibular Tooth Form: ______ Cusps are more pointed then the Facial Cusps.

A

Lingual

41
Q

Concerning the Generalizations for Mandibular Tooth Form:: Mesial Cusps are larger then ______ cusps.

A

Distal

42
Q

Concerning the Generalizations for Mandibular Tooth Form: Mesial Marginal Ridges are ______ then distal marginal ridges.

A

Taller

DENTAL ANATOMY YEAH YEAH (9 decks)

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