Occlusion Flashcards
Polyphodont
continuously replaced
Diphyodont
2 succesive sets of teeth
Monophyodont
1 set of teeth
Homodont
all teth have the same morphology
Heterodont
more than one kind of morphology
Primary Dentition #
Decidous dentition 20
Transitional dentition
mixed
Permanent Dentition (succedaneous)
Normally 32
Dental Formula for Permanent teeth per arch
I2/2C1/1P2/2M3/3=16
Dental Formula Primary Teeth per arch
I2/2C1/1M2/2=10
Universal Numbering Primary
ABCDE FGHIJ
TSRQP ONMLK
Palmer Notation- Primary
EDCBA ABCDE
EDCBA ABCDE
Palmer Notation-Permanent
87654321 12345678
87654321 12345678
Federation Dentaire Internationale Primary
55 54 53 52 51 61 62 63 64 65
85 84 83 82 81 71 72 73 74 75
FDI Permanent
18 17 16 15 14 13 12 11 21 22 23 24 25 26 27 28
48 47 46 45 44 43 42 41 31 32 33 34 35 36 37 38
tissues visible on radiograph
Dentinoenamel junction enamel dentin pulp periodontal ligament alveolar bone cortex
Anterior teeth have how many line angles?
Anterior have 6 line angles
Posterior teeth have how many line angles?
Posterior teeth have 8 line angles
All crowns from the FACIAL and LINGUAL aspect are
Trapezoidal
Maxillary posterior teeth from the PROXIMAL aspect are
Trapezoidal
Mandibular posterior teeth from PROXIMAL
Rhomboidal
Maxillary and Mandibular anterior teeth from PROXIMAL
Triangular
Which teeth are trapezoidal from facial view
Maxillary lateral incisors, Maxillary 2nd premolar, Maxillary 1st molar
What shape are Max lateral incisor Max pre-molar Mand molar from proximal view
Max Lat incisor-triangular
Max premolar- trapezoidal
Mand molar- rhomboidal
Fusion
Dentin of 2 teeth fuse together, less teeth
Gemination
1 tooth splits to form 2, more teeth
Concrescence
the cementum of 2 teeth fuse
Teeth form from a minimum of ____ lobes
4 lobes
What tissue composes the main bulk of the tooth?
Dentin