The Real PCD Exam 1 Part 1
Cementum
Blue line
Interproximal space, cervical embrasure, or gingival embrasure
Bottom green
Remove wax
Carvers are used to
the layer of hard tissue covering the dentin of the anatomic root
Cementum
Lingual embrassure
Cheek is on top Bottom green
facial, buccal, or labial embrasure
Cheek is on top Top green
2 incisors, 1 canine, 2 molars
Deciduous dentition types and amount in each quadrant
hard tissue which makes up the majority of the tooth and surrounds the pulp cavity
Dentin
abnormal function/ twisted crown and root
Dilacerations
having 2 separate sets of teeth (2 dentitions) Human
Diphyodont and example
the hard mineralized tissue which covers the dentin on the anatomical crown of the tooth
Enamel
Odontoblasts
Formative part of pulp
Formative, Sensory, Nutritive, Protective
Functions of Pulp
interradicular space
Furcal region aka ____
Enamel
Green line
edentulous
Having no teeth
crest of curvature
Height on contour can also be called
having multiple tooth forms
Heterodont and example
having only one tooth form shark
Homodont and example
furcation/furcal area
If split, the area between roots is
Gingival, Cervical, Apical
Labeling directions - ways to describe downward
maxillary canine
Longest tooth overall
27, 22
Mandibular canine numbers
25, 24
Mandibular central incisors numbers
26, 23
Mandibular lateral incisors numbers
6, 11
Maxillary canine numbers
8, 9
Maxillary central incisor numbers
7, 10
Maxillary lateral incisor numbers
one lobe per major cusp
Molars form from
Cleoid discoid, hollenback, Sho-A, wax spatula, PKT 1, PKT 2, PKT 3R
Name from top to bottom
mandibular central incisor
Narrowest tooth mesiodistally
Blood vessels
Nutritive part of pulp
pulp chamber, pulp canal, pulp horn(s)
Parts of the pulp cavity
2 incisors, 1 canine, 2 premolars, 3 molars
Permanent dentition types and amount in each quadrant
three facial lobes and one lobe per lingual cusp
Premolars form from
creates new dentin as needed
Protective part of pulp
the living soft tissue which is within the pulp cavity
Pulp
1,2,3,4
Quadrant names for permanent dentition using the FDI system
5,6,7,8
Quadrant names for primary dentition using the FDI system
Cingulum, lingual concavity
Red parts from top to bottom
Nerve fibers
Sensory part of pulp
cervical 3rd, middle 3rd, incisal/occlusal 3rd
Splitting the crown into thirds - front horizontal view
distal 3rd, middle 3rd, mesial 3rd
Splitting the crown into thirds - front vertical view
lingual 3rd, middle 3rd, and then labial/buccal 3rd (facial)
Splitting the crown into thirds - side view
apical 3rd, middle 3rd, cervical 3rd
Splitting the root into thirds
6 years to 12 years
Stages of growth - mixed dentition
begins at age 12
Stages of growth - permanent dentition
6 months - 6 years
Stages of growth - primary dentition
quite small
The occlusal or incisal embrasure is often (size)
carve and shape wax
The spade end of the wax spatula is also used to
mandibular canine
Tooth with longest crown
Incisal embrasure (occlusal embrasure for molars and premolars)
Top green
Adding small amount of wax, repairing small defects, burnishing, and smoothing
What are PKT 1 and 2 used for
Pulp
What contains the nutrient and nerve supply of the tooth?
wax spatula
What instrument(s) do we use to add large amounts of wax?
Dentin
What is covered by enamel and cementum?
smoothing, burnishing, shaping
What is the PKT 3R used for?
Adding large amounts of wax; spade end can also carve and shape
What is the wax spatula used for?
Dentin
What makes up the bulk of the tooth?
symmetrical
When comparing embrasures, they should be
Known into the unknown
When waxing, we work from the _____ into the ______
Hold the model tooth against a dark background and wax up against a light background
Which backgrounds should you hold each model up against when comparing?
hollenback
Which carving instrument is the least sharp?
cleoid discoid, hollenback, sho-A
Which instrument(s) would we use for carving?
PKT 1 and PKT 2
Which instrument(s) would you use to add small amount of wax, repair small defects, burnish, and smooth
Lingual
Which is larger? Lingual or facial embrasure
LL
Which quadrant is this referring to?
LR
Which quadrant is this referring to?
UL
Which quadrant is this referring to?
UR
Which quadrant is this referring to?
form enamel
ameloblasts
the portion of the tooth covered with enamel
anatomic crown
the portion of the tooth covered with cementum
anatomic root
incisal edge
anterior biting surface when it's been worn down a bit
form cementum
cementoblasts
the portion of the tooth visible in the oral cavity
clinical crown
the portion of the tooth not visible in the oral cavity
clinical root
having teeth
dentulous
having only one dentition
monophyodont
form dentin
odontoblasts
having more than 2 dentitions Shark
polyphyodont and example
trifurcation
three roots
bifurcation
two roots
CEJ
what separates the anatomic crown from the anatomic rooth
maxillary first molar
widest tooth buccolingually
mandibular first molar
widest tooth mesiodistally
CDJ = cementodentinal junction
1st arrow
CEJ = cementoenamel junction
2nd arrow
DEJ = dentinoenamel junction
3rd arrow
cementum
Anatomic root is covered with ____
four lobes (3 facial and 1 lingual)
Anterior teeth form from
root tip
Apex
