Dentition

Question 1

Teeth information

Answer 1

age, sex, health, diet, social structure, and tool use

Question 2

Anterior teeth

Answer 2

incisors and canines

Question 3

Posterior teeth

Answer 3

Also called cheek teeth, premolars and molars

Question 4

Facial

Answer 4

towards the face (incorporates both labial and buccal)

Question 5

Incisal

Answer 5

cutting surface of the anterior teeth

Question 6

Occlusal

Answer 6

Chewing surface of the posterior teeth

Question 7

Interproximal surface

Answer 7

contacts adjacent teeth

Question 8

Lingual

Answer 8

towards the tongue

Question 9

Crown

Answer 9

part of the tooth covered by enamel

Question 10

Root

Answer 10

Anchors the tooth in the socket of the mandible or maxilla

Question 11

Cervix

Answer 11

Junction of the crown and the root

Question 12

Enamel

Answer 12

Hard tissue that covers the crown

Question 13

Dentin

Answer 13

Tissue that corms the core of the tooth, underlies the enamel, surrounds pulp cavity

Question 14

Pulp

Answer 14

Soft tissue in pulp cavity, contains nerves and blood vessels

Question 15

Cusp

Answer 15

Occlusal Projection of the crown, useful in identifying teeth

Question 16

Calculus

Answer 16

Calcified deposit found on tooth crowns, develops from plaque

Question 17

Tooth Joint

Answer 17

Fibrous joint, specifically a gomphosis. Teeth are anchored into the socket with periodontal ligaments. Allows little movement

Question 18

Deciduous teeth

Answer 18

The first set of teeth to form, erupt, and function in humans. Thinner enamel on crowns, and more bulbous in shape, with thinner roots.

Question 19

Human dental formula

Answer 19

2.1.2.3

Question 20

Incisors

Answer 20

flat, blade-like crowns. Rectangular cross section

Question 21

Canines

Answer 21

Conical crowns, oval or diamond shaped cross-section, relatively long root

Question 22

Premolars

Answer 22

rounded crowns, shorter than canines, smaller than molars. Usually 2 cusps and a single root

Question 23

Molars

Answer 23

large, square crowns with more than two cusps, and usually multiple roots.

Question 24

Upper and Lower Incisors and Canines

Answer 24

Upper crowns are relatively broad, and lower crowns are narrow

Question 25

Upper and Lower Premolars

Answer 25

Upper cusps nearly equal in size, while there is more disparity in cusp size in lower cusps

Question 26

Upper Molars

Answer 26

Typically 3-4 major cusps, rhombus in shape. with 3 major roots.