Permanent Molars Overview

Question 1

Which teeth are non-succedaneous

Answer 1

Permanent Molars

Question 2

Which set of teeth are the last and first to erupt?

Answer 2

Permanent Molars

Question 3

Which set of teeth are maintenance of vertical dimension of occlusion?

Answer 3

Permanent Molars

Question 4

List the dimension sizes from largest to smallest of permanent maxillary molars.

Answer 4

FL>MD>OC

Question 5

List the largest to smallest permanent maxillary molars

Answer 5

1st, 2nd, 3rd permanent maxillary molar

Question 6

List the general order of largest to smallest cusp size of a permanent maxillary molar

Answer 6

ML, MB, DB, DL

Question 7

Which two cusps are similar in size in permanent maxillary molars

Answer 7

Buccal cusps are more similar in size

Lingual Cusps have more differences

Question 8

Which teeth have an oblique ridge and a distolingual groove?

Answer 8

Permanent maxillary molars

Question 9

What two highly noticeable features are seen in permanent maxillary molars?

Answer 9

Distoliwngual groove and an oblique ridge

Question 10

Name all of the pits found in permanent maxillary molar.

Answer 10

5 pits
One Buccal & One Lingual
3 occlusal: Mesial, central, & distal

Question 11

From the occlusal view, what is the shape of permanent maxillary molars?

Answer 11

Rhomboidal or Heart shaped

Question 12

Name the roots of permanent maxillary molars and arrange them smallest to largest.

Answer 12

Lingual, Mesiobuccal, & distobuccal

Question 13

How many buccal roots does permanent maxillary molars have?

Answer 13

2

Question 14

Where si the lingual HOC for permanent maxillary molars?

Answer 14

Lingual HOC is at middle third

Question 15

What is the geometrical shape of permanent maxillary molars from buccal, lingual, and proximal view?

Answer 15

Trapezoidal

Question 16

Which way does the trapezoidal geometrical shape of permanent maxillary molars tapers from buccal or lingual view?

Answer 16

Buccal or Lingual view, trapezoid shape tapers cervically

rule of all teeth

Question 17

Which way does the trapezoidal geometrical shape of permanent maxillary molars tapers from proximal view?

Answer 17

Proximal (mesial/distal) view, trapezoid shape tapes occlusally

Question 18

Which way does the buccal ridge point on a permanent maxillary molar?

Answer 18

points mesially

Question 19

Is the DB or MB root broader than one another on a permanent maxillary molar?

Answer 19

MB root is broader than DB root

Question 20

In comparing the overall size of permanent mandibular molar, list from largest to smallest

Answer 20

1st, 2nd, 3rd

Question 21

List the dimension sizes from largest to smallest of permanent mandibular molars.

Answer 21

MD>FL>OC

Question 22

What is the shape of the crown from an occlusal view of permanent mandibular molars?

Answer 22

Rectangular

Question 23

What is the shape of the crown from a proximal view of permanent mandibular molars?

Answer 23

Rhomboidal (tapers lingually)

true of all posterior teeth

Question 24

What is the shape of the crown from a facial/lingual view of permanent mandibular molars?

Answer 24

Trapezoidal, tapering cervically

Question 25

How many cusps does the permanent mandibular 1st molar have?

Answer 25

5 cusps

Question 26

List from largest to smallest cusp size of permanent mandibular molars

Answer 26

MB, ML, DL, DB, D

Question 27

How many pits are presents on a permanent mandibular molars from an occlusal view? name them.

Answer 27

5 pits
2 buccal pits on 1st molar
1 buccal pit on 2nd molar
3 occlusal (mesial, central, distal)

Question 28

How man roots does permanent mandibular molars have?

Answer 28

2 roots (mesial and distal)

Question 29

How many pulp canals does the permanent mandibular molars have? name them.

Answer 29

3 pulp canals but 2 roots*

MB, ML, D

Question 30

Where is the lingual and facial HOC on permanent mandibular molars?

Answer 30

Lingual HOC is middle third

Facial HOC is cervical third