Primary dentition

Question 1

Which is less mineralized primary or permanent dentition? Which are more worn?

Answer 1

Primary

Primary

Question 2

What’s the difference in space from primary to permanent dentition? arch length

Answer 2

2-4 mm

Question 3

What do mamelons past the age of 10 indicate?

Answer 3

an open bite

Question 4

What age is calcification of the primary roots completed?

Answer 4

3-4 years

Question 5

What’s the usual pattern of primary eruption?

Answer 5

central, lateral, 1st molar, canine, 2nd molar

Question 6

What primary tooth (2 of them) does the maxillary tooth erupt before the mandibular?

Answer 6

Lateral

Question 7

What is the primate space in primary teeth?

Answer 7

It’s the diastema that forms around the canines to allow for the room of the canine to grow there.

Question 8

Where is the primate space on the maxilla?

Answer 8

Lateral to Canine

Question 9

Where is the primate space on the mandible?

Answer 9

Canine to first molar (primary)

Question 10

What causes the spacing of the anterior primary teeth?

Answer 10

growth of the arches

Question 11

What direction the enamel rods travel in primary tooth, cervical third of the tooth?

Answer 11

Occlusally. (kinda wierd)

Question 12

What does a primary molar root lack?

Answer 12

Root trunk

Question 13

How are primary molar roots different from permanent?

Answer 13

Primary roots are divergent

Question 14

Which primary tooth has the smallest faciolingual crown size?

Answer 14

Mandibular central incisor

Question 15

Which tooth is the most bilaterally symetrical ? (primary and permanent)

Answer 15

Mandibular central incisor

Question 16

What happens to the permanent incisor is the primary experiences delayed resorption?

Answer 16

It erupts lingually

Question 17

What’s important about the primary Maxillary central incisors cervical ridges?

Answer 17

Facial and lingual are both very prominent (fat on the bottom)

Question 18

Where is the primary canine cusp tip offset to?

Answer 18

The distal side

Question 19

Which side is longer on the primary canine cusp ridge? the mesial cusp ridge or the distal?

Answer 19

Mesial

Question 20

What permanent tooth does the primary maxillary 1st molar crown look like?

Answer 20

Permanent premolar

Question 21

What permanent tooth roots do the primary maxillary 1st molar teeth roots look like?

Answer 21

Permanent maxillary molar roots

Question 22

What surface has the most prominent cervical ridge on maxillary teeth?

Answer 22

Mesiofacial of 1st primary molar

Question 23

What’s the only primary tooth that has an oblique ridge?

Answer 23

Maxillary second molar

Question 24

Which primary tooth has a cusp of carabelli?

Answer 24

Maxillary second molar

Question 25

Which primary tooth has a transverse ridge and a Distal lingual groove and an oblique ridge?

Answer 25

Maxillary second molar

Question 26

What are the last primary teeth to erupt?

Answer 26

Maxillary second molar

Question 27

Which has more cusps, maxillary primary 1st or 2nd molar?

Answer 27

2nd molar

Question 28

Which primary tooth has THE most prominent facial cervical ridge?

Answer 28

Primary Mand. 1st molar

Question 29

Which side is the CEJ tilted down to on the primary mand. 1st molar?

Answer 29

Mesial

Question 30

The primary mandibular 1st molar has a triangular occlusal fossa on which side, mesial or distal?

Answer 30

Distal

Question 31

Which primary tooth has the most distinct transverse ridge of all primary teeth?

Answer 31

Primary mandibular 1st molar

Question 32

What does the primary maxillary 2nd molar resemble of the permanent teeth?

Answer 32

Permanent 1st molar

Question 33

Which primary tooth doesn't resemble any other permanent teeth?

Answer 33

Primary 1st mandibular molar

Question 34

Which is the highest sharpest cusp on a primary mandibular first molar?

Answer 34

Mesiolingual