primary teeth

Question 1

a consequence of premature primary tooth loos

Answer 1

adult tooth crowding

Question 2

what teeth are in primary dentition

Answer 2

central/lateral incisors, canines,molars

Question 3

adult teeth # __-__ replace primary teeth A-J and adult teeth # __ replaces primary teeth K-T

Answer 3

4-13 replace A-J

20-29 replace K-T

Question 4

succedaneous teeth

Answer 4

incisors, canines, premolars

Question 5

premolars replace which teeth

Answer 5

replace primary molars

Question 6

non-succedaneous teeth

Answer 6

molars

Question 7

primary teeth crowns form between - months in utero

Answer 7

4-6

Question 8

all primary teeth are erupted by age

Answer 8

2-3

Question 9

order of emergence of primary teeth

Answer 9

mandibular central incisor
other incisors
first molars
canines
second molars

Question 10

order of emergence of secondary teeth

Answer 10

first molars and mandibular central incisors 6

other incisors 7-9

mandibular canines 9-10

premolars 10-12

maxillary canines 12

second molars 12

3rd molars 17-21

Question 11

which are whiter? primary or secondary dentition

Answer 11

primary

Question 12

anterior roots of primary bend __ in apical third

Answer 12

labially/facially

Question 13

which are larger in primary dentition, 1st or 2nd molars

Answer 13

second molars are larger than firsts

Question 14

all primary incisors are longer incisocerically than mesiodistally EXCEPT

Answer 14

maxillary central incisor

Question 15

mesial contact of primary maxillary canine

Answer 15

more cervical than distal

Question 16

primary anterior maxillary canine has which cusp ridge longer (distal or mesial)

Answer 16

mesial cusp ridge is longer than distal, similar to only other which is permanent maxillary 1st premolar

Question 17

primary mandibular cingula may be offset slight to the

Answer 17

distal

Question 18

all molars wider mesiodistally than __ that will replace them

Answer 18

premolars

Question 19

all primary molar have prominent

Answer 19

prominent buccal bulges

Question 20

primary second molars resemble secondary

Answer 20

secondary first molars

*permanent 1st molars erupt next to primary 2nd molars

Question 21

primary second molars are __ than permanent first molars

Answer 21

smaller

Question 22

2nd primary molar looks like permanent

Answer 22

1st molar

Question 23

maxillary primary second molar mesiobuccal cusp is ___ cusp

Answer 23

almost equal to mesiolingual

*while ML cusp is largest on permanent first molars

Question 24

mandibular second molar has 5 cusps, 3 buccal and two lingual, just like the secondary dentition, the __ cusp is widest in the primary second molar

Answer 24

distobuccal cusp is widest

Question 25

MB and D cusps are almost the same size in primary dentition while the D cusp in permanent is

Answer 25

the smallest

Question 26

lingual or buccal cusps slight shorter than the other

Answer 26

lingual cusps slightly shorter than buccal

Question 27

what is unique in shape about the primary 1st molar

Answer 27

no resemblance to any other molar

Question 28

primary maxillary 1st molar, 4 cusps: 2 prominent = | and two very small

Answer 28

mesiobuccal and mesiolingual large distobuccal and distolingual cusps very small