Chapter 15 Overview of Dentitions

PRIMARY DENTITION

BABY TEETH, DECIDUOUS DENTITION

PERMANENT DENTITION

ADULT TEETH, ADULT SECONDARY DENTITION

NONSUCCEDANEOUS

WITHOUT ANY PRIMARY PREDECESSORS(TEETH)

SUCCEDANEOUS

ANTERIORS AND PREMOLARS OF THE PERMANENT DENTITION

TEETH COMPROMISE HOW MUCH SURFACE OF THE ORAL CAVITY?

20%

PERMANENT DENTITION INCLUDE HOW MANY TEETH?

32 TEETH

HOW MANY PERMANENT INCISORS?

8

HOW MANY PERMANENT CANINES?

4

HOW MANY PERMANENT PREMOLARS?

8

HOW MANY PERMANENT MOLARS?

12

PRIMARY DENTITION INCLUDE HOW MANY TEETH?

20

HOW MANY PRIMARY INCISORS?

8

HOW MANY PRIMARY CANINES?

4

HOW MANY PRIMARY MOLARS?

8

WHAT IS THE UNIVERSAL TOOTH DESIGNATION SYSTEM FOR PRIMARY TEETH?

A-T STARTING AT THE UPPER RIGHT SECOND MOLAR, MOVING CLOCKWISE, AND ENDING ON THE MANDIBULAR RIGHT SECOND MOLAR

WHAT IS THE UNIVERSAL TOOTH DESIGNATION SYSTEM FOR PERMANENT TEETH?

1-32 STARTING WITH THE UPPER RIGHT THIRD MOLAR, MOVING CLOCKWISE, AND ENDING ON THE MANDIBULAR RIGHT THIRD MOLAR

WHAT IS THE ISO SYSTEM?

TWO DIGIT CODE, FIRST DIGIT CODE INDICATES THE QUADRANT, SECOND INDICATES THE TOOTH IN THE QUADRANT

WHAT IS THE PERMANENT ISO SYSTEM?

DIGITS 1-4 ARE USED FOR QUADRANTS, FOR THE SECOND DIGIT 1-8 USING THE MEDIAL LINE IN A DISTAL DIRECTION

WHAT IS THE PRIMARY ISO SYSTEM?

DIGITS 5-8 ARE USED FOR QUADRANTS, FOR THE SECOND DIGITS 1-5 USING THE MEDIAN LINE IN A DISTAL DIRECTION

WHAT IS THE PALMER NOTATION METHOD?

TEETH ARE DESIGNATED WITH A RIGHT-ANGLE SYMBOL INDICATING QUADRANTS WITH THE TOOTH NUMBER INSIDE

PRIMARY DENTITION PERIOD?

6 MONTHS-6 YEARS

PRIMARY ERUPTION COMPLETED TIME?

30 MONTHS

MIXED DENTITION PERIOD?

6 YEARS- 12 YEARS

WHAT IS MIXED DENTITION?

BOTH PRIMARY AND PERMANENT TEETH ARE PRESENT

WHAT IS PRIMARY DENTITION?

BABY TEETH ONLY

PERMANENT DENTITION PERIOD?

12 YEARS - OLDER, AFTER ALL PRIMARY TEETH ARE SHED

WHAT IS ALVEOLUS ?

TOOTH SOCKET

WHAT IS ALVEOLAR PROCESS?

TOOTH BEARING PART OF JAW

MAXILLARY TEETH

UPPER TEETH

MANDIBULAR TEETH

LOWER TEETH

HOW MANY QUADRANTS IN THE MAXILLARY AND MANDIBLE?

4

WHAT IS THE D-A-Q-T SYSTEM?

D FOR DEFINITION, A FOR ARCH, Q FOR QUADRANT, AND T FOR TOOTH TYPE.

DEFINE SEXTANT?

DIVIDES EACH DENTAL ARCH INTO THREE PORTIONS ACCORDING TO THE MIDLINE

WHAT IS THE CEMENTOENAMEL JUNCTION

EXTERNAL LINE AT THE NECK OR CERVIX OF THE TOOTH

WHAT IS THE ANATOMICAL CROWN?

PART COVERED BY ENAMEL

WHAT IS THE CLINICAL CROWN?

PART NOT COVERED BY GINGIVA

WHAT IS THE ANATOMICAL ROOT?

PART OF THE ROOT COVERED BY CEMENTUM

WHAT IS THE CLINICAL ROOT?

PART OF ROOT VISIBLE (RELATED TO GINGIVAL RECESSION)

WHAT IS THE ROOT AXIS LINE(RAL)?

IMAGINARY LINE REPRESENTING THE LONG AXIS OF THE TOOTH

WHAT IS ROOT CONCAVITIES?

ROOT INDENTATIONS

WHAT IS THE FACIAL SURFACE?

TOOTH SURFACE CLOSEST TO THE FACE

WHAT IS THE LABIAL SURFACE?

FACIAL TOOTH SURFACES CLOSEST THE LIPS

WHAT IS THE BUCCAL SURFACES?

FACIAL TOOTH SURFACE CLOSES TO THE INNER CHEEK

WHAT IS THE LINGUAL SURFACES?

TOOTH SURFACE CLOSEST TO THE TONGUE

WHAT IS THE PALATAL SURFACES?

LINGUAL SURFACES CLOSEST TO THE PALATE

WHAT IS MASTICATORY SURFACES?

CHEWING SURFACES

WHAT IS THE CUSP OF CARABELLI?

FIFTH CUSP

WHAT IS THE MESIAL SURFACE?

SURFACE CLOSEST TO THE MIDLINE

WHAT IS THE DISTAL SURFACE?

SURFACE FURTHEST FROM THE MIDLINE

WHAT ARE PROXIMAL SURFACES?

MESIAL AND DISTAL SURFACES BETWEEN ADJACENT TEETH

WHAT IS THE HEIGHT OF CONTOUR?

GREATEST ELEVATION OF THE TOOTH

WHAT IS EMBRASURES?

SPACES BETWEEN THE CONTACTS

WHAT IS A LINE ANGLE?

LINES CREATED AT THE JUNCTION OF TWO CROWNS

WHAT IS A POINT ANGLE?

WAY TO DETERMINE A SPECIFIC AREA OF THE CROWN