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Flashcards in definitions for bell ringer Deck (26)
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1

anatomical crown

part of the crown covered by enamel

2

anatomical root

part of the tooth covered by cementum

3

clinical crown

part of the anatomical crown visible in the mouth

4

clinical root

part of the anatomical root that is embedded into the jaw

5

cervical line

separation between anatomical crown and anatomical root; junction between enamel and cementum

6

contact

point or area where one tooth touches its neighbour

7

cusp

projection from the occlusal surface of the crown

8

cusp ridge

border of the cusp

9

cusp tip

the point of the cusp

10

embrasure

triangular spaces formed by the curvatures, adjacent to the contact areas between two teeth

11

fossa

concavity on the surface of a tooth

12

groove

sharply defined line

13

developmental groove

sharply defined narrow and linear depression formed during tooth development

14

height of contour

imaginary curved line encircling the tooth at the greatest bulge

15

interproximal

surfaces facing towards adjacent tooth

16

line angle

intersection of two planes or surfaces

17

point angle

intersection of three planes

18

mamelons

lobe on anterior teeth; rounded protuberances seen on unworn surfaces of freshly erupted anterior teeth

19

oblique ridge

the union of 2 ridges running obliquely across the occlusal surface

20

pit

small pin-point depression at the junction of the developmental grooves or at the termination of these groups

21

ridge

linear elevation on surface of teeth

22

pulp chamber

cavity within crown having pulp tissue

23

root canal

area within roots

24

transverse ridge

created when the B and L triangular ridges join

25

triangular ridge

elevation that extends from cusp tip to center of occlusal surface

26

tubercle

small elevation produced by extra formation of enamel (deviation of typical form)