Molars

Question 1

Of the following selection of teeth, which are the most likely to have three cusps and three roots?

Answer 1

Maxillary second molar

Question 2

Where are furcations located on the roots of maxillary molars?

Answer 2

On the buccal, distolingual and mesiolingual surfaces

Question 3

Which permanent molars typically have two triangular ridges joining to form an oblique ridge?

Answer 3

Maxillary first and second permanent molars

Question 4

Which cusp is typically present on mandibular first permanent molars but is NOT usually present on mandibular second permanent molars?

Answer 4

Distal

Question 5

From which view is only one root visible on a mandibular first molar?

Answer 5

Mesial

Question 6

Which maxillary molar root is the longest?

Answer 6

Lingual

Question 7

If a maxillary second permanent molar has only three cusps what are they called

Answer 7

Mesiobuccal, distobuccal, lingual

Question 8

A groove pattern is characteristic of which of the following permanent molars

Answer 8

Mandibular second permanent molar

Question 9

Which permanent molar is likely to have five cusps and three roots?

Answer 9

Maxillary first molar

Question 10

Which cusp is the largest and tallest on a maxillary first molar?

Answer 10

Mesiolingual

Question 11

Which of the following ridges is NOT likely to be found on a mandibular first molar?

Answer 11

Oblique ridge

Question 12

Which two permanent molars are likely to have five cusps

Answer 12

Maxillary first and mandibular first permanent molars

Question 13

When holding any extracted maxillary and mandibular molars from the same mouth, what feature is so distinct as to ALWAYS be able to tell maxillary from mandibular

Answer 13

Maxillary molars have three roots

Question 14

The Cusp of Carabelli is located on which cusp of the maxillary first molar

Answer 14

Mesiolingual

Question 15

Mesial Contact points of Maxillary First Molar?

Answer 15

Occlusal Middle Junction

Question 16

Distal Contact points of Maxillary First Molar?

Answer 16

Middle of crown

Question 17

Distal Contact points of Maxillary Second Molar?

Answer 17

Middle of crown

Question 18

Mesial Contact points of Maxillary Second Molar?

Answer 18

Occlusal Middle Junction

Question 19

Mesial Contact points of Mandibular Second Molar?

Answer 19

Occlusal Middle Junction

Question 20

Distal Contact points of Mandibular Second Molar?

Answer 20

Middle of crown

Question 21

Distal Contact points of Mandibular First Molar?

Answer 21

Middle of crown

Question 22

Mesial Contact points of Mandibular First Molar?

Answer 22

Occlusal Middle Junction

Question 23

Maxillary Central incisor eruption?

Answer 23

7-8 y

Question 24

Maxillary Lateral incisor eruption?

Answer 24

8-9 y

Question 25

Maxillary Canine eruption?

Answer 25

11-12 y

Question 26

Maxillary Frist premolar eruption?

Answer 26

10-11 y

Question 27

Maxillary Second Premolar eruption?

Answer 27

10-12 y

Question 28

Maxillary First molar eruption?

Answer 28

6-7 y

Question 29

Maxillary second molar eruption?

Answer 29

12-13 y

Question 30

Maxillary third molar eruption?

Answer 30

17-21 y

Question 31

Mandibular Central incisor eruption?

Answer 31

6-7 y

Question 32

Mandibular lateral incisor eruption?

Answer 32

7-8 y

Question 33

Mandibular Canine eruption?

Answer 33

9-10 y

Question 34

Mandibular First premolar eruption?

Answer 34

10-12 y

Question 35

Mandibular second premolar eruption?

Answer 35

11-12 y

Question 36

Mandibular first molar eruption?

Answer 36

6-7 y

Question 37

Mandibular second molar eruption?

Answer 37

11-13 y

Question 38

Mandibular third molar eruption?

Answer 38

17-21 y

Question 39

Deep decay can lead to infection of pulp pf primary tooth that can cause disruption in formation of enamel in the developing tooth beneath is is called _______hypoplasia. This can result in a discolored spot on the permanent tooth beneath it known as ______ hypoplasia.

Answer 39

enamel, Turner Hypoplasia