pulpal morphology

Question 1

How many canals in the maxillary central incisor?

Answer 1

98-100% ONE canal

Question 2

How many canals in the maxillary lateral incisor?

Answer 2

98-100% ONE canal

Question 3

How many canals in the maxillary canine?

Answer 3

98-100% ONE canal

Question 4

Weine’s Classification Type 1

Answer 4

1 orifice/ 1 canal / 1 foramen

Question 5

Weine’s Classification Type 2

Answer 5

2 orifices / 2 canals / 1 faramen

Question 6

Weine’s Classification Type 3

Answer 6

2 orifices / 2 canals / 2 foramina

Question 7

Weine’s Classificaiton Type 4

Answer 7

1 orifice /2 canals / 2 foramina

Question 8

Vertucci Type 1

Answer 8

like Weine Type I

Question 9

Vertucci Type II

Answer 9

like Weine Type II

Question 10

Vertucci Type III

Answer 10

indicates an anastomosis between canals that is taken into account

Question 11

vertucci type IV

Answer 11

like Weine Type III

Question 12

Vertucci Type V

Answer 12

like Weine Type IV

Question 13

How many canals in the maxillary first premolar?

Answer 13

2 roots, 2 canals 57%

Question 14

How many canals in the maxillary second premolar?

Answer 14

1 canal 50-65%

2 separate canals: 35-50%

Question 15

How many canals in the maxillary first molar?

Answer 15

3 roots, 4 canals 59%

3 roots, 3 canals 41%

Question 16

How many canals in the maxillary second molar?

Answer 16

3 roots, 3 canals 60%

Question 17

How many canals in the mandibular central incisor?

Answer 17

1 canal 70%

2 canals which join 25%

Question 18

How many canals in the mandibular lateral incisor?

Answer 18

1 canal 56%

2 canals which join 30%

Question 19

How many canals in the mandibular canine?

Answer 19

1 canal 70%

Question 20

How many canals in the mandibular first premolar?

Answer 20

1 canal 75%

2 canals 24%

Question 21

How many canals in the manibular second premolar?

Answer 21

1 canal 85%

2 canals 10%

Question 22

h-shaped configuration

Answer 22

mandibular first premolar; second cnaal may sharply project off primary canal to the lingual; weine type 4

Question 23

How many canals in the mandibular first molar?

Answer 23

2 roots: 98%

mesial root: 2 canals 93%
1 canal 7%

distal root 2 canals 29%
1 canal 71%

Question 24

radix entomolaris

Answer 24

3 roots (mandibular 1st molar)

Question 25

How many canals in the mandibular second molar?

Answer 25

3 canals 67%
2 canals 35%
4 canals 7%

Question 26

c-shaped canal

Answer 26

mandibular second molar