Quiz 1

Question 1

What defines the clinical crown?

Answer 1

What is VISIBLE in the Pt mouth

Question 2

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

Answer 2

“Cervical Line”

Question 3

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

Answer 3

Lingual Heights of Contour

Question 4

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

Answer 4

The 2 fossAE…MesioLingual and DistoLingual fossae!

Question 5

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

Answer 5

The cervical third

Question 6

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

Answer 6

A supplemental groove!

Question 7

Are supplemental grooves named?

Answer 7

Nope, they are not regular enough

Question 8

What might a supplemental groove separate on the same cusp?

Answer 8

Triangle Ridges from Cuspal Ridges

Question 9

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

Answer 9

By its location!

Question 10

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

Answer 10

Man Cent Incisor…8mo

Question 11

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

Answer 11

Max 2nd Molar…29mo

Question 12

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

Answer 12

primary Man and Max 2nd molars

Question 13

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

Answer 13

The Transitional “mixed” dentition period

Question 14

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

Answer 14

Primary….Maxillary Second Molar..11-12

Question 15

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

Answer 15

Permanent 1st molars…..Primary 2nd Molars

Question 16

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

Answer 16

Until after the CROWN has formed

Question 17

What can premature loss of primary teeth lead to?

Answer 17

Lack of Space in the Permanent dentition

Question 18

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

Answer 18

Eruption!

Question 19

Which is the first maxillary permanent tooth to erupt?

Answer 19

The max first molar

Question 20

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

Answer 20

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

Question 21

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

Answer 21

8 years of age

Question 22

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

Answer 22

Partially Isog-nath-ous

Question 23

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?

Answer 23

The Anterior Transverse Ridge

Question 24

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

Answer 24

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

Question 25

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

Answer 25

Man Second Premolar...6 degrees

Question 26

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

Answer 26

Man lateral incisor...0 degrees

Question 27

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

Answer 27

Max 3rd molars and Man Central Incisors

Question 28

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 _____

Answer 28

"----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__

Question 29

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

Answer 29

0.5mm in the Cervical Third

Question 30

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

Answer 30

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

Question 31

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

Answer 31

coronal....proximal

Question 32

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.

Answer 32

cervical.....proxmial

Question 33

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?

Answer 33

The anterior teeth have MOST!! Molars have NONE!

Question 34

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?

Answer 34

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

Question 35

What are the ONLY PDLs NOT affected by periodontitis?

Answer 35

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

Question 36

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

Answer 36

Imbrication Lines run parallel to the cervical line

Question 37

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

Answer 37

PeriKyMata

Question 38

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

Answer 38

Facial

Question 39

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

Answer 39

Less Curved

Question 40

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

Answer 40

Lingual

Question 41

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

Answer 41

Distal

Question 42

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

Answer 42

Taller