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Dental

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Dental
Study online at quizlet.com/_rh2ih
1.

3 catagories of
periodontal
fibres-

1. gingival, 2. trans-septal, 3. alveolodental

23.

aradicular
hypsodont

dentition with long crowned teeth, without a
true root structure, which are continually
growing

2.

acid etchants

etching agents, 30-40% phosphoric acid.
dissolve surface mineral layer, creating
microscopically rough surface

24.

aradicular
hypsodont
teeth

continuously grows (rabbits)

3.

acrylic

methyl methacrylate and poly. dental
restoration

25.

atraumatic
malocclusion

4.

activator

thermal, chemical or light stimulus to start
polymerisation (setting) reaction

misalignment of teeth caused by influences
other than trauma. (genetics or lack of
proper attrition)

26.

attached gingiva

place along the mandible or maxilla ridge
where tooth is located

tightly adherent to the subgingival
connective tissue and bone via deep rete pegs.

27.

attrition

the alveolar
bone is
comprised of

alveolar bone, trabecular bone, and compact
bone

abnormal or excessive water of tooth
surfaces

28.

avulsion

separation by traction, the dislocation of a
tooth from its alveolus.

7.

alveolar
septum

dense bone separating alveoli of adjacent teeth

29.

base

8.

alveolus

socket in which the root of a tooth is held by
the periodontal ligament

9.

amalgam

a filling material formed by the reaction
between a powdered silver-tin-copper alloy
and liquid mercury

a material used as a structural sub-layer
beneath a cavity restoration. bases may seal
dentinal tubules, act as thermal insulators
and assist with placement of surface
restoration.

30.

bis-GMA resin

ameloblasts

Cells that produce enamel and disintergrate
upon the eruption of the tooth

fluid monomer used as matrix in composite
fillings. also used as a bonding agent for
composite materials

31.

bonding agent

anelodont

teeth which develop a true anatomical root
structure and do not continuously grow
throughout life

an agent used to attach a restorative to the
tooth, or one material to another.

32.

bonding resins

viscous monomers used to attach one
material to another

12.

anisognathism

having upper and lower jaws of differing
widths. normal in many species

33.

brachycephalic

A skull type that is short from the front to
the back, and wide from side to side.

13.

anodontia

Congenital lack of teeth

34.

brachygnathism

having a short jaw

14.

apatite

calcium hydroxyapatite, the mineral
component of both enamel and dentine

35.

brachyodont

dentition compromising short crowned
(rooted) teeth

15.

apex

point or extremity of a conical object such as a
tooth root

36.

buccal

of, or towards the cheek

37.

bur

a rotary instrument used for cutting and
shaping teeth, bone, metal

38.

CA (charting
key)

carious lesion (charting key)

5.

6.

10.

11.

16.

alveolar bone

apex of tooth

Portion of the tooth at the very tip of the root,
entry point for pulp.

17.

apical

toward the root

18.

apical area of
tooth

where nerves, blood vessels, and lymphatics
travel into the pulp

39.

calculus

hard deposit which accumulates on the teeth.
mineralized plaque. tartar.

19.

apical delta

fine branching channels at the root apex of
many canine and feline teeth through which
nerves, blood vessels and lymphatics pass

40.

Canine second
and third digits

04

41.

Canines used
for

holding prey, display, slashing, tearing

42.

cap

a complete covering for the coronal part of a
damaged tooth

43.

caries

progressive dissolution of tooth structure by
bacterial acid and enzyme action. less
common in dogs and rare in cats

44.

cast

a replica produced using a mould. study
casts of teeth are made by filling a dental
impression with dental plaster or stone

20.

21.

22.

apical
foramen

single opening at root apex of the tooth which
permits passage of nerve and blood supplies

apicectomy
(apicoectomy)

surgical removal of the root apex to enable
placement of a sealing retrograde filling. used
when conventional root canal therapy does not
or cannot provide an adequate apical seal

aradicular

without roots

45.

casting alloys

range of alloys used by dental laboratories for
the production of restorations and orthodontic
appliances

69.

crown 2

prosthetic reconstruction of the coronal part
of a fractured tooth

46.

caudal

towards the tail. away from the nose/head

70.

crown of
tooth

covered by enamel, visible part of tooth.
MEETS AT CEMENTO-ENAMEL
JUNCTION (CEJ)

47.

cavity lining

pulpal protection layer placed prior to
restoration of a cavity

71.

calculus/slight (charting key)

natural resins, in a solvent, used to seal
exposed dentinal tubules before restoration
with amalgam

C/S (charting
key)

72.

curette

Cementoenamel
junction

line where the enamel and cementum meet,
anatomically the neck of the tooth (not
normally visible)

removes plaque and calculus from
subgingival surface of tooth roots and root
planing

73.

cusp

raises or pointed portion of a tooth crown

74.

cements

fluid materials that set to become rigid solids

D (charting
key)

discolored tooth (charting key)

50.
51.

cementum

Bone like substance covering the root of a
tooth. provides point of attachment for the
periodontal ligament. nourished from vessels
in periodontal ligament

75.

dental arcade

line of adjacent cheek teeth in herbivores,
especially horses

76.

dental arch

the line around each jaw where all teeth are
situated

77.

dental
exerciser

commercial device used to promote oral
hygiene in dogs

78.

dental gold

casting alloys containing gold, copper, silver,
palladium, platinum, and zinc in various
proportions

48.

49.

cavity varnish

52.

cermets

cement containing powdered metal filler

53.

cervical

of or towards the neck. of that part of a tooth
where root and crown meet

54.

cervical line

the cemento-enamel junction where root and
crown of brachyodont teeth meet

55.

C/H (charting
key)

calculus/heavy (charting key)

79.

dental plaster

softest of the dental cast or model materials
based on calcium sulphate

56.

cheek teeth

premolars and molars of herbivores

80.

dental stone

57.

chlorhexidine

chemical disinfectant used for plaque control.
used as either the gluconate or acetate

hardest of the dental model materials based
on calcium sulphate

81.

dentifrice

toothpaste, generally a mild abrasive in a
fluid carrier

82.

dentigerons

containing or associated with teeth.
dentigerous cyst- a cyst which forms around
an unerupted tooth

83.

dentinal
tubule

tubules that pass through the entire surface of
the dentin to the pulp (30,000-40,000 per
mm)

84.

dentine

The bone-like layer surrounding the pulp.
main supporting strucutre. 2nd hardest tissue
in body

85.

dentine
conditioner

mild acid which dissolves small particles of
enamel and dentin on the tooth surface and
dentinal tubules.

86.

dentine
primer

an agent, usually a resin in a solvent, which
promotes adhesion of a composite material to
dentine

87.

dentition

arrangement and function of teeth (ex
carnivorous, herbivorous, and omnivorous
dentition)

88.

developmental

relating to formation: a linear depression in
the surface of a tooth usually originating from
the fusion of separate parts during the
formation of the tooth

89.

diastema

natural gap or space between teeth in the same
jaw.

58.

59.

60.

61.

cingulum

raised section or rudimentary cusp seen on the
palatal or lingual surface of the crown of
incisor teeth in man and dog

C/M (charting
key)

calculus/moderate (charting key)

cobaltchromium
alloys

rigid, corrosion-resistant casting alloy used for
dental restorations or appliances

cold-cure
acrylic

acrylic which cures when an amine activates
the initiator without the application of heat.
(self -curing)

62.

composite 1

a substance made up of 2 or more different
materials

63.

composite 2

resin based dental restorative material
containing inert, ceramic filler particles

64.

contact point

where 2 adjacent teeth touch

65.

core build-up
cement

cement used to create cores on broken teeth
prior to crown restoration

66.

coronal

towards or pertaining the crown of a tooth

67.

CR (charting
key)

crowding (charting key)

68.

crown 1

part of a tooth which is normally situated
within the oral cavity or above alveolar bone
and usually covered by enamel

90.

dilaceration

An abnormal bend or curve, as in the root
of a tooth. usually used to refer to sharp
angulation of a tooth root

91.

diphyodont

dentition where one set of teeth is shed
being replaced by a second set

92.

disclosing agents

organic dyes capable of indicating the
presence of plaque

93.

Diseased oral
structures
generally
follow...

the same pathways as other damaged
tissues in the body

disinfectants

94.

95.

distal

114.

filling
materials

restorative materials used to obturate cavities,
left after the removal of caries

115.

fissure

a development fault seen as a deep fold or cleft in
the occlusal or buccal surface of a tooth

116.

fluoride
agents

sources of fluoride ions which are suitable for
use in the mouth

117.

follicle

a small sack or cyst, the site of tooth development

118.

fossa

a shallow depression, between the cingulum and
incisal edge of certain incisor teeth

119.

free gingiva

agents which remove or kill microorganisms

forms the gingival margin, surrounds the crown
of the tooth

120.

furcation

farthest away from. away from the median
point of the dental arch. the actual
direction varies along arch

forking or branching point. bifurcation or
trifurcation, where roots or multi-rooted teeth
meet

121.

furcation
angle

the point where 2 or more roots diverge (can be
bifurcation or trifurcation)

122.

fusion

the joining of two or more teeth each retaining
its own root structure

123.

FX
(charting
key)

fractured tooth (charting key)

124.

gemination

the partial splitting of a tooth giving the
appearance of double crown whilst having a
single root structure

96.

dolicocephalic

having a long skull. (dobermans)

97.

dysplasia

abnormal development

98.

E (charting key)

enamel defect (charting key)

99.

elodont

teeth which grow throughout life.

100.

enamel

very hard outer layer of tooth crown

101.

enamel cuticle

remains of the enamel epithelium covering
the tooth crown at eruption

102.

enamel is
formed by-

ameloblasts within the tooth budding
before eruption

125.

gingiva

enamel of tooth

outer covering of crown of the tooth - 96%
inorganic in nature so has white covering

attached oral mucosa and related superficial
connective tissue surrounding the teeth

126.

gingival

of or pertaining to the gingiva

104.

endodontic

of or pertaining to the tissue within a
tooth

127.

gingival
crevice

superficial furrow formed at the junction of
gingival margin and tooth surface

105.

endodontic
filling materials

means of obturating pulp chambers after
extirpation and disinfection

128.

gingival
fluid

tissue fluid which exudes through the sulcular
epithelium

106.

endodontic
sealers

materials used to create a seal between
endodontic filling materials and the wall
of the pulp chamber

129.

gingival
papilla

gingival tissue in the interproximal space
between two adjacent teeth

130.

gingival
pocket

abnormal, pathological space extending down a
tooth root from the gingival sulcus

103.

enzymatic
toothpaste

dentifrice containing enzymes which
enhance the natural salivary plaque
control mechanisms

131.

gingival
sulcus

The space between the tooth and the free gingiva.

108.

EP (charting key)

epulis (charting key)

132.

every 4-6 days

109.

etching agent

30-40% phosphoric acid. dissolve surface
mineral layer, creating microscopically
rough surface

110.

extrusion

overeruption or extension of a tooth from
its socket due to periodontal infection or
orthodontic treatment

gingival
sulcus
lining
renews
itself ___

133.

gingivitis

inflammation of gingival tissues

134.

glassionomer
cement

cement formed when fluoride-rich glass reacts
with water soluble polymeric acid. dental cement
used as a base, liner, luting cement and or a
restorative material.

135.

gnathic

of the jaw. in general use refers to the mandible

136.

GR
(charting
key)

gum recession (charting key)

107.

111.

facet

a flattened surface worn on a tooth,
usually caused by contact with an
opposing tooth

112.

facial

the outward facing, labial and buccal,
surfaces of the teeth

113.

F (charting key)

furcation exposure (charting key)

137.

gutta-percha

rubber isomer, when mixed with fillers
leg. used as a root canal filling material

163.

malocclusion

abnormal relationship between maxillary
and mandibular jaws.

138.

halitosis

unpleasant breath odor

164.

mamelon

139.

H (charting key)

hyperplasia (gingival) (charting key)

one of three raised areas often seen on the
incisal edge of incisor teeth

140.

hemidesmosomes

Anchor cells to connective tissue.

165.

mobile tooth (M1, M2, M3) (charting key)

141.

heterodont

dentition comprising teeth

M (charting
key)

166.

high speed

term used to describe air driven turbine
mechanisms capable of rotation at over
100,000 revolutions per minute.

medial/median

toward the midline of the body

142.

167.

mesial

toward the point of the dental arch situated
in the median plane

hydroxyapatite

a form of calcium phosphate, the basic
mineral of enamel and dentine.

168.

microdontia

having smaller teeth than normal

169.

migration

normal movement of a tooth

170.

milk teeth

baby teeth, deciduous, temporary teeth

171.

Molars second
and third
digits

09-11

172.

Molars used
for

used for grinding food into small pieces

173.

monohyodont

having one set of teeth- permanent only

174.

mucogingival
junction

junction between the soft, fleshy mucus
membrane of the oral cavity and tough
collagen rich gingiva. gingiva around it may
change in height due to hyperplasia,
recession, or attachment loss

175.

Nasmyth's
membrane

enamel cuticle. the remains of the enamel
epithelium covering the tooth crown at
eruption

176.

non-setting
calcium
hydroxide

paste used to help the repair of damaged or
incompletely formed hard tissues

177.

normal
gingival sulcus
in cats

0.5mm-1mm

178.

normal
gingival sulcus
in dogs

1-3mm

179.

occlusal

pertaining to the surface of a tooth which
meets a tooth in the opposite jaw, (molar
teeth)

180.

occlusal
trauma

abnormal occlusal (upper and lower teeth
connection) relationships of the teeth,
causing injury to the periodontium

143.

144.

hypsodont

dentition comprising long crowded teeth,
radicular or aradicular.

145.

impacted tooth

a tooth that cannot erupt, or complete its
eruption due to contact with another
tooth or and obstruction.

146.

impression
(dental)

a negative image of teeth or jaws. (a
mold)

147.

impression
materials

fluid pastes that turn into elastic solids,
used for creating a negative impression.

148.

Incisors second
and third digits

01-03

149.

Incisors used for

cutting, picking up, grooming

150.

interdental

situated between adjacent teeth.

151.

interdental
papilla

ginigval peak between teeth. the "meat"
between teeth, helps prevent packing
between the teeth.

152.

interproximal

between adjoining surfaces of adjoining
teeth

153.

ischaemic
necrosis

death and disintegration of a tissue
resulting from interference with its blood
supply, may occur in the periodontal
ligament as a result of occlusal trauma.

junctional
epithelium

bottom of sulcus, attaches the gingival
tissues to the tooth using
hemidesmosomes.

155.

labial

of, pertaining to the lips

156.

lamina dura

The thin compact bone that lines the
alveolar socket- a sign of good
periodontal health

157.

light-cure

initiation of setting by the application of
(blue) light

181.

occlusion

coming together, the relationship of the
upper and lower teeth

158.

light-cured
cement

cement that sets (hardens) when exposed
to intense blue light

182.

O (charting
key)

missing tooth (charting key)

159.

lingual

towards or pertaining to the tongue.

183.

odontoplasty (charting key)

160.

low speed

dental engines or handpieces capable of
providing rotation up to 30,000
revolutions per minute

OD (charting
key)

184.

odontoblasts

cells that line the pulp cavity deep to dentin in
the crown of the tooth; responsible for
producing dentin

185.

oligodontia

having less than normal teeth because they
did not develop

154.

161.

162.

luxation
macrodontia

dislocation of a joint. Partial or total
separation of a tooth from its alveolus
having larger teeth than normal

186.

open bite

a gap remaining between opposing teeth when
the jaw is closed

207.

primary
teeth

the first tooth to appear in each position in the
mouth.

187.

oral
epithelium
renews itself
every ___

6-12 days

208.

prognathism

having a longer or protruding jaw

209.

prophylaxis
paste

mild abrasive in an inert carrier for cleaning
teeth with a rotating cup pr brush

orthodontic
cement

material used to attach brackets to teeth

210.

proximal

close to or towards the center or midline

211.

ptyalism

Excessive salivation.

189.

orthodontic
materials

brackets, wires, resins and acrylic

212.

ptyalism

excessive salivation, slobber, excess drooling

213.

orthodontics

study and treatment relation to restoration of
normal tooth position and jaw relationships

PU (charting
key)

pulpitis (charting key)

190.

214.

pulp

191.

PE (charting
key)

pulp exposure (charting key)

soft tissue withing a tooth, nerves,
odontoblasts, blood vessels, lymphatics and
connective tissue.

192.

peg teeth

in lagomorphs- the small second maxillary
incisors, located behind the large first
maxillary teeth

215.

pulp canal

root canal. the space within a tooth root
running from the apex to the pulp chamber

216.

pulp cavity

the pulp canal and chamber

193.

pellicle

amorphous coating of salivary proteins and
glycoproteins attached to exposed tooth
surfaces in the mouth

217.

pulp
chamber

the space within a tooth crown occupied by
pulp tissue

periodontal

around or surrounding teeth and their roots.
periodontium

218.

pulp-dentine
unit

the sensitive tissue of the tooth

194.

periodontal
ligament

Dense connective tissue that connects the
cementum with the alveolar bone in the
socket- comprised of taut collagen fiber
bundles called sharpey's fibers

219.

pulpitis

195.

inflammation of pulp tissue- may be caused by
thermal (us) chemical or infective agents

220.

pulp of
tooth

Connective tissue within the pulp cavity in the
center of the tooth

221.

pumice

mild abrasive powdered silicate

222.

Quadrant 1 is
the

right upper permanent

223.

Quadrant 2
is the

left upper permanent

224.

Quadrant 3
is the

left lower permanent

225.

Quadrant 4
is the

right lower permanent

226.

Quadrant 5
is the

Right upper deciduous

227.

Quadrant 6
is the

Left upper deciduous

228.

Quadrant 7
is the

Left lower deciduous

229.

Quadrant 8
is the

Right lower deciduous

230.

R/A
(charting
key)

restoration/amalgam (charting key)

231.

radicular

pertaining to the tooth root

232.

radicular
hypsodont

short, closed root structure. The tooth is
continuously erupting but not continuously
growing.

233.

radiography

x-ray photography

188.

periodontal
materials

those used during and after periodontal
treatment

197.

periodontitis

inflammation of periodontal tissues

198.

periodontium

tissues supporting the tooth and its rootsalveolar bone, periodontal ligament,
cementum, and gingiva

199.

pit

a small developmental depression in the
occlusal surface of a tooth. often a starting
point for caries in a person

196.

200.

plaque

soft deposit that builds up on teeth. composed
of mucin, food residue, bacteria, leukocytes,
and other things

201.

plaster

softest of the model and die materials bases
on calcium sulphate

202.

polyether
elastomer

an impression material which is rubbery
when set

203.

poly (methyl
methacrylate)

acrylic

204.

Premolars
second and
third digits

05-08

205.

Premolars
used for

holding, carrying, and breaking food

206.

primary
dentine

Dentin that forms before eruption & that
makes up the bulk of the tooth

234.

R/C (charting
key)

restoration/composite (charting key)

258.

tertiary
dentine

Layer of dentine that is laid down very quickly
in response to trauma. Can be thermal,
chemical, bacterial, or mechanical. few tubules
and is darker in color

235.

R (charting
key)

rotated tooth (charting key)

236.

RD (charting
key)

reparative dentin (charting key)

259.

tertiary
dentine

dentine deposited as as result of injury or
irritation to the pulp., Layer of dentine that is
laid down very quickly in response to trauma

237.

reparative
dentine

dentine deposited as a result of injury or
irritation to the pulp.

260.

tertiary
dentine aka

reparative dentine

238.

restoration 1

the placed restorative materials - a filling

239.

restorative
agent

a ,material used to fill a cavity or rebuild
tooth structure.

261.

tissue
adhesive

chemical means of closing wounds- such as
Indermil and Dermabond is used to join
wound edges without using sutures.

240.

restorative
dentistry

the study or treatment for fixing lost or
missing tooth structure, teeth.

262.

titanium
alloys

inert alloys used as implants and in
orthodontic appliances

241.

RL (charting
key)

resorptive lesion (charting key)

263.

traumatic
malocclusion

malocclusion caused by the fracture or injury
to a tooth- can be caused by tooth overgrowth.

242.

root

the part of the tooth normally remaining in
the alveolus

264.

traumatic
occlusion

causing soft or hard tissue trauma

243.

root of tooth

Part of tooth embedded in the alveolar
process and covered by cementum, tooth
may have more than one

265.

veneers

material usually composite applied in a thin
layer to the surface of a tooth to improve
appearance or performance.

244.

rostral

towards the nose

266.

vestibule

245.

RP (charting
key)

retained primary tooth (charting key)

the part of the mouth between the teeth and the
lips/cheeks

267.

RR (charting
key)

retained root (charting key)

VP (charting
key)

vital pulp therapy (charting key)

246.

268.

RT (charting
key)

root canal therapy (charting key)

W (charting
key)

worn tooth (charting key)

247.

269.

wet dewlap

248.

scaler

dental instrument used for the removal of
plaque and calculus from the crowns of
teeth. hand scaler, ultrasonic scaler.

moist dermatitis on the ventral neck of rabbits
from ptyalism due to malocclusion, stomatitis
or other oral inflammation

270.

WF (charting
key)

wear facet (charting key)

271.

X (charting
key)

extraction tooth (charting key)

272.

xerostomia

Dry Mouth

SE (charting
key)

super eruption (charting key)

secondary
dentine

forms after eruption. develops from the
odontoblasts living in pulp and is laid down
in layers within the pulp cavity

251.

self-cure
acrylic

acrylic caused to set by the action of
chemicals without external heat.

252.

sharpey's
fibres

bundles of strong collagenous fibres
inserted in cementum and alveolar bone

253.

slobbers

ptyalism causing fur to be wet and become
matter around the mouth. particularly in
chinchillas.

254.

supernumerary
teeth

extra teeth, above the normal number of
teeth. often seen in the incisor region in
brachycephalic dogs.

255.

surgical
implants

inert structure used to replace lost tissues
either below or through the skin or
periosteum

256.

tartar

like calculus

257.

temporary
teeth

deciduous teeth, baby teeth

249.

250.

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