| |
A-B |
|
|
|
Alveolar bone: |
The bone which surrounds the root of the tooth, holding it in
place. Loss of this bone is typically associated with severe
periodontal disease. |
|
Amalgam: |
Dental material used to repair cavities. Commonly referred to as
"silver fillings", usually consists of a mixture of silver, copper,
tin and sometimes zinc particles combined with
mercury. |
|
Anterior teeth: |
These are the six teeth located in the front of the mouth, and
are used as cutting (biting) surfaces rather than chewing
surfaces. |
|
Appliance: |
Any removable dental restoration or orthodontic
device. |
|
Attachment level: |
This is numerical measure of the attachment of periodontal
ligament, which is determined generally by combining a pocket depth
measurement with a measurement of gingival recession. Attachment
level is considered one of the most important measures of
periodontal disease progress or treatment
success. |
|
Abutment |
The teeth on either side of a missing tooth.
|
|
Amalgam |
A silver/mercury mixture which is used for fillings.
|
|
Anatomy |
1)The arangement of the bones in your skeleton 2) The study of the
arrangement of the bones in your skeleton. |
|
Antiseptic |
A chemical agent which can be applied to living tissues to destroy
germs. |
|
Anesthetic |
A drug which a doctor or dentist uses to put you, your mouth, or
some other part of your body asleep so you do not feel any pain
during dental or medical procedures. |
|
Anterior |
An adjective used to describe things pertaining to your your
Centrals, laterals and cuspids (your front teeth). |
|
Arch |
Collectively, either the teeth or the basal bone of either jaw.
|
|
Articulator |
A special holder for models of your teeth. The articulator holds the
models in the same alignment as your jaw so the orthodontist can
look carefully at your bite. |
|
Asepsis |
The avoidance of potentially pathogenic microorganism. In
practice,it refers to those techniques which aims to exclude all
microorganisms |
|
Aspirator |
A tube like a straw which the dentist puts in your mouth to suck up
all the saliva. |
|
Aspiration |
Removal of fluids from your mouth with an aspirator. |
|
Baby Bottle Tooth Decay: |
Decay in infants and children, most often affecting the upper
front teeth, caused by sweetened liquids given and left clinging to
the teeth for long periods (e.g. in feeding bottles or
pacifiers). |
|
Bonding: |
A technique for the restoration, repair, or cosmetic improvement
of a tooth that involves the application of a high-impact resinous
material to the tooth surface, where it adheres to existing
enamel. |
|
Bruxism |
Clenching or grinding of your teeth especially at night.
|
|
Bridge: |
A fixed partial denture which replaces or spans the space where
one or more teeth have been lost. |
|
Buccal: |
This is the technical term for the cheek, and is also used to
refer to the cheek side of tooth surfaces. Technically, this term is
used to describe the cheek surfaces of the posterior teeth, but is
also used to describe the cheek surfaces of anterior teeth as
well. |
|
|
C |
|
|
|
Calculus: |
Also called tartar. A tenacious, hardened material formed by
mineralization (calcification) of dental plaque, which once formed
can only be removed by a dentist/hygienist. |
|
Canines: |
The pointed conical teeth located between the incisors and the
first molars. |
|
Caries: |
The technical term for cavities or
tooth decayAnother name for a cavities (tooth decay) . |
|
Cavity: |
The space inside a tooth that remains once decay is
removed.A small hole in one of your teeth caused by tooth decay.
|
|
Cementoenamel junction: |
Abbreviated as "CEJ", this is the point at which the tooth and
root come together. |
|
Cementum: |
Located at the root of the tooth, cementum serves as the anchor
point for the ligaments that join the tooth to the boney tooth
socket. It is the softest part of the tooth
structures. |
|
Composite: |
White filling material for repairing cavities.
|
|
Crown: |
Portion of tooth covered by enamel; also refers to a dental
restoration shaped like the tooth it covers. 1) An artifacial
tooth, 2) an artificial replacement for the covering on a tooth.
|
|
Curettage: |
The removal of damaged or diseased tissue from the inside of a
periodontal pocket. A periodontal procedure where your gums are
scraped to remove bacteria. |
|
Cross contamination |
Passing bacteria, viruses or AIDS indirectly from one patient to
another through the use of improper sterilization procedures,
unclean instruments, or "recycling" of orthodontic products.
|
| |
D |
|
|
|
Debridement: |
Treatment of bacterial infection by removing irritants (bacteria,
calculus) from the periodontal pocket so as to allow healing of the
adjacent tissues. |
|
Deciduous teeth: |
Baby teeth. |
|
Demineralization: |
A loss of mineral from tooth enamel just below the surface in a
carious lesion. May appear as a small white area on the tooth
surface. |
|
Dental resin: |
A dental material applied to the tooth which is used in cases of
severe dentinal hypersensitivity. Typically not used unless all
other treatment attempts have failed. |
|
Dental varnish: |
A hypersensitivity treatment which sometimes contains sodium
fluoride. Varnishes are applied to the tooth surface, covering the
outer surface of dentin and thus blocking transmission of painful
stimuli to the pulp. |
|
Dentinal hypersensitivity:
|
A sharp, sudden painful reaction when the teeth are exposed to
hot, cold, chemical, mechanical or osmotic (sweet or salt)
stimuli. |
|
Dentinal tubules: |
Microscopic canals that run from the outside of the dentin to the
nerve inside the tooth. |
|
Dentin: |
This is the main tissue that forms the shape of the tooth. Dentin
is the material which exists between the pulp and the enamel, and is
comprised of a series of dentinal tubules stacked on top of each
other. |
|
Decalcification |
The loss of calcium from your teeth. This weakens your teeth and
makes them more succeptable to decay |
|
Diagnosis |
- the process of identifying the nature of a disorder.
|
|
Direct contamination |
- Direct contact with impurities or germs. (for example by a Patient
sneezing on the assistant.)
|
|
Disinfection |
A cleaning process which destroys of most microorganism, but not
highly resistant forms such as bacterial and mycotic spores or the AIDS
virus. |
|
Disinfectant |
A chemical agent which is applied onto inanimate surfaces, for
example chairs, to destroy germs. |
|
Disposable materials |
materials intended for one use and discarded. (e.g.: Gloves, paper
gowns, cotton rolls, sponges, etc.) |
|
Denture: |
A partial or complete set of artificial teeth for either the
upper or lower jaw. |
|
Desensitization: |
Blocking the pain stimulus that causes dentinal
hypersensitivity. |
|
Desquamation: |
A peeling of the tissue of the gingiva. In cases of desquamative
gingivitis, the tissues may appear smooth and shiny, with patches of
bright red and gray. Surface tissue may peel away, exposing a raw,
bleeding and extremely painful surface. |
|
Dietary sugar: |
Sugar occurring in your diet, including sugar found in sweets,
fruits and processed foods. |
|
Distal: |
Referring to the tooth surfaces that face away from the midline
of the mouth.Behind towards the back of the mouth. For example you might say that
the first bicuspid is distal to the cuspid. |
|
Dorsal surface: |
The top surface, typically used when speaking of the tongue, i.e.
the dorsal surface of the tongue. |
| |
E-F |
|
|
|
Early childhood caries: |
see Baby Bottle Tooth Decay |
|
Edema: |
Swelling that occurs when fluid accumulates in the gingival
tissues. |
|
Edentulous |
Someone is said to be edentulous whene all of their teeth are
missing from either their upper or lower jaw. |
|
Endodontist (Endo)
|
A dentist who specializes in root canals and the treatment of
diseases or injuries that affect the root tips or nerves in your teeth.
|
|
Erupt, Eruption |
When a new tooth comes in, the tooth is said to erupt when the tooth
breaks through the surface of your gums, so you can see the tooth in
your mouth. |
|
Exfoliate |
- to fall out. (Your Deciduous teeth exfoliate and permanent teeth
erupt into the space.)
|
|
Extraoral |
Outside of your mouth. For example, neck pads are sait to be extra
oral products since they go outside of your mouth. |
|
Enamel: |
Enamel is the hard, mineralized, white material which covers the
outside of the tooth. |
|
Endotoxins: |
Endotoxins are a poisonous substance released from bacteria when
it dies, and can cause tissue destruction directly or trigger an
immune response which causes tissue breakdown. |
|
Eruption: |
When teeth first peek through gums. |
|
Explorer: |
A probe used to detect tooth decay. |
|
Facial: |
Describes the surfaces of the anterior teeth facing the
lips. |
|
Filtrum |
the dimple or indentation under the nose directly above the upper
lip |
|
Fluoride |
A chemical solution or gel which you put on your teeth. The flouride
hardens your teeth and prevents tooth decay. |
|
Fissures: |
Cleft-like grooves in the chewing surface of the back
teeth. |
|
Fluoride: |
A chemical compound that helps strengthen teeth as well as reduce
tooth decay and sensitivity. |
|
Fluorosis: |
Discoloration of the enamel due to too much fluoride ingestion
(greater than one (1) part per million) systemically into the
bloodstream, also called enamel mottling. |
|
Free gingiva: |
The marginal part of the gingival (gums) that can be deflected
from the tooth surface. The free gingiva forms a collar around the
tooth. |
| |
G-H |
|
|
|
Gingival crevicular fluid:
|
Abbreviated as "GCF", this is the clear fluid which continually
flushes out the sulcus. In a state of health, there is little
gingival crevicular fluid; however as inflammation increases, the
amount of GCF increases also. |
|
Gingival hypertrophy
|
The abnormal enlargement of the gingiva surrounding the teeth caused
by poor oral hygiene. |
|
Gingival margin: |
Area of gingiva closest to the tooth surface, commonly referred
to as the "gumline" |
|
Gingival recession: |
The condition which exists when the gingival margin has receded
towards the root from the cementoenamel junction (the area where the
tooth and root meet). |
|
Gingiva |
The dense tissue surrounding the teeth and covering the alveolar
bone, commonly referred to as "gums". |
|
Gingivitis: |
Gingivitis generally refers to an inflammation of the gingiva
(gums), and ranges in classification from mild to severe. Gingivitis
is associated with redness, edema (swelling), bleeding, and
tenderness of the gingiva. |
|
Gum line: |
Space between tooth (including root) and gum
tissue. |
|
Hard palate: |
The bony front portion of the roof of the
mouth. |
|
Hypersensitivity: |
A sharp, sudden painful reaction when the teeth are exposed to
hot, cold, chemical, mechanical or osmotic (sweet or salt)
stimuli. |
| |
I-L |
|
|
|
Immune response: |
The body's natural defense against bacterial assault, the immune
response can also destroy alveolar bone in its attempt to destroy
bacteria. |
|
Implants: |
A metal rod that is screwed into the jaw where teeth are missing.
An artificial tooth is then fitted over the implant to replace
missing teeth. |
|
Impacted tooth |
An unerupted tooth that somehow has gotten stuck and cannot come in. |
| |
|
|
Incisal edges: |
Refers to the biting edges of the anterior
teeth. |
|
Incisors: |
A tooth adapted for cutting or gnawing, located at the front of
the mouth. |
|
Interdental: |
Between the teeth. |
|
Interproximal |
the space between adjacent teeth |
|
Intraoral |
Inside your mouth. For example, orthodontic rubber bands are called
intraoral products since the rubber bands are designed to go in your
mouth. |
|
Irrigation: |
Mechanical method of flushing supra- and subgingival areas with
fluid to disrupt debris and plaque. |
|
Labial: |
Referring to the surfaces of the anterior teeth that oppose the
inner surface of the lip. |
|
Lingual: |
Refers to the inside surface of the tooth closest to the
tongue. |
| |
M |
|
|
|
Maintenance: |
Regularly scheduled dental visits designed to maintain the health
of the patient. Maintenance visits and therapy are based on the
status of the patients oral health. |
|
Malocclusion: |
Refers to abnormal or malposition relationships of the maxillary
teeth to the mandibular teeth. Correction of malocclusion involves
orthodontic treatment. |
|
Masticate |
To chew your food and mix the food with saliva
|
|
Mandible: |
The mandible is the bone that forms the lower jaw. This the
largest and only freely movable bone of the
face. |
|
Maxilla: |
The upper jaw, which forms the upper portion of the mouth. The
maxilla consists of two bones joined together at the midline of the
face. |
|
Maxillary |
Pertaining to your upper jaw |
|
Mesial: |
Referring to the tooth surfaces that face towards the midline of
the mouth.Forward or front. For example your cuspid is mesial to you bicuspid.
The mesial surface of your bicuspid is the part of the bicuspid closest
to your cuspid. |
|
Midline |
A plane through the very center of your mouth perpendicular to your
nose. |
|
Mixed dentition |
The situation when both deciduous and permanent teeth are present. |
|
Molars: |
Large, broad, multi-cusped teeth at the back of the
mouth. |
|
Mouthguard: |
A soft fitted device which protects teeth against impact or
injury. |
|
Mucosa: |
The thin, outer pink or red membrane lining the inside of the
oral cavity. |
| |
N-O |
|
|
|
Occlusal trauma: |
Occurs when excessive forces are placed on a normal dentition,
i.e. grinding and clenching of teeth. If left uncontrolled, occlusal
trauma may result in rapid attachment loss and bone
loss. |
|
Occlusal: |
The term identifies the biting surface of the posterior
teeth. |
|
Occlusion: |
Refers to the contact between maxillary and mandibular teeth in
all mandibular positions and movement. |
|
Occlusal plane |
the imaginary surface on which upper and lower teeth meet |
|
Occlusal radiograph |
the only x-ray that is taken without a precision(tm) x-ray holder.
The x-ray film for this procedure is shaped like a large oatmeal cookie.
You are asked to bite on the x-ray film and the top of the x-ray machine
is positioned over your nose for a maxillary occlusal x-ray or under
your chin for a mandibular occlusal film. The x- ray shows the whole
arch. |
|
Oral |
pertaining to the mouth. |
|
Osteoblasts |
Cells which aid the growth and development of teeth and bones.
|
|
Osteoclasts |
Cells which help create the sockets in bones. For example
osteoclasps create the openings in your jaw bone to hold your teeth. |
|
Orthodontics: |
An area of dentistry concerned with the correction of
malocclusion and the restoration of teeth to proper
functioning. |
| |
P-Q |
|
|
|
Palatal: |
The palatal area is found on the roof of the
mouth. |
|
Papilla: |
Refers to the "v" shaped gum tissue between individual
teeth. |
|
Pathogens |
disease producing organisms that can exist in many different places.
(e.g.: Air, dust, counter top surfaces, the body, etc.) |
|
Pathology |
the study of abnormal (diseased) tissue conditions. |
|
Pellicle: |
The first step in plaque formation, the pellicle is a clear, thin
covering containing proteins and lipids (fats) found in saliva.
Pellicle is formed within seconds after a tooth surface is
cleaned. |
|
Pedodontist (Pedo) |
A dentist who specializes in the treatment of children's teeth.
|
|
Periodontal: |
Of or pertaining to the tissue and bone that support
teeth. |
|
Periodontal abscess: |
Acute infection of the gingival tissues surrounding an individual
tooth, typically involving bone loss, pain, bleeding, severe redness
and swelling of the affected area. |
|
Periodontal disease: |
Disease of the supporting structure of the
tooth. |
|
Periodontal ligament: |
The fibers which suspend the tooth in the boney socket. The
periodontal ligament is attached at one end to the cementum, and at
the other end to the alveolar bone. |
|
Periodontal probe: |
An instrument used to measure pocket depth. |
|
Periodontitis: |
A form of periodontal disease resulting in destruction of
alveolar bone. |
|
Periapical |
x-ray of individual teeth or groups of teeth |
|
Plaque: |
A colorless, sticky film of bacteria in a protein matrix that
constantly forms on the teeth. The main factor in causing dental
caries and periodontal disease when allowed to remain over a period
of time. |
|
Plaque attached: |
Bacterial plaque which is attached to hard tooth surfaces and can
be removed only by mechanical means (i.e. instrumentation, oral
hygiene aids such as toothbrushes, floss, etc,). |
|
Plaque loosely adherent:
|
Free floating bacterial plaque found on the surface of
supragingival and subgingival plaque; contains most of the disease
causing bacteria, and can easily be flushed from subgingival area
with irrigation. |
|
Polishing: |
A dental procedure that removes stain, plaque and acquired
pellicle by using an abrasive polishing paste in a rubber cup
attached to a slow-speed handpiece or air-powder
polisher. |
|
Posterior teeth: |
This refers to the premolar and molar teeth. The posterior teeth
are those used for grinding food. |
|
Premolars: |
Two-cusped teeth immediately in front of
molars. |
|
Prophylaxis: |
Preventive dental office procedure involving removal of hard and
soft deposits from the exposed surfaces of the
dentition.Cleaning your teeth |
|
Prosthodontist
|
A dentist who specializes in the replacement of missing teeth.
|
|
Proximal: |
Proximal surfaces are the surfaces of
adjacent teeth.Refers to the surfaces of teeth that touch the next
tooth; the space between adjacent teeth is the interproximal space. |
|
Pulp: |
Pulp is the living part of the tooth, located inside the dentin.
Pulp contains the nerve tissue and blood vessels which supply
nutrients to the tooth. |
| |
R-S |
|
|
|
Radiographic: |
Referring to x-rays. |
|
Remineralization: |
Redeposition or replacement of the tooth's minerals into a
demineralized (previously decayed) lesion. This reverses the decay
process, and is enhanced by the presence of topical
fluoride. |
|
Restorations: |
Any replacement for lost tooth structure or teeth; for example,
bridges, fillings, crowns and implants. |
|
Root canal (endodontic) treatment:
|
A treatment in which diseased tissue from the pulp-filled channel
in the root of the tooth is removed and the resulting cavity is
filled with an inert material. |
|
Scaling: |
Professional removal of hard deposits from the
teeth. |
|
Sagittal plane |
The longitudinal vertical plane that divides the mouth into two
halves (left and right.) |
|
Sanitization |
A cleaning process which reduces germs to a "safe" level.
|
|
Sealant: |
Used to prevent caries (tooth decay), sealants are a plastic
liquid which is placed on the top surfaces of posterior teeth. The
sealant hardens into place, forming a shallow surface that is easily
cleaned with a toothbrush. |
|
Sloughing: |
A condition in which the gingival tissue deadens and peels away
from the living tissue. |
|
Space maintainer |
A gadget used to maintain a space in your mouth. You would use a
space maintainer when you lose one of your baby teeth. The space
maintainer will keep a space in your mouth until a permenant tooth comes
in to fill the space. |
|
Soft palate: |
The back tissue portion of the roof of the
mouth. |
|
Stain: |
Extrinsic stain refers to tooth stain located on the outside of
the tooth surface originating from external substances such as
tobacco, coffee, tea or food. This stain can often be removed by
polishing the teeth with an abrasive prophylaxis paste. Intrinsic
stain refers to tooth stain located within the tooth. It may
originate from the ingestion of certain materials or chemical
substances during tooth development. This stain is permanent and
cannot be removed by polishing. Tooth bleaching may alter the
stain. |
|
Sterilization |
A process where a medical material is treated to remove all possible
germs and other forms of life |
|
Subgingival: |
The moat-like area below the gingival margin which surrounds the
tooth. |
|
Sulcus: |
A space or trough lined by mucous membrane (e.g. gingival
sulcus). |
|
Supragingival: |
The area above the gingival margin. |
|
Supernumerary teeth |
- Some people have extra teeth. These are called "supernumerary
teeth".
|
| |
|
| |
T-Z |
|
|
|
Teething: |
The effects of baby teeth pushing through
gums. |
|
Temporomandibular Joint:
|
Also abbreviated as "TMJ", this is the "hinge" between the
mandible and the skull. |
|
Topical: |
Applied directly to an infected area for
treatment. |
|
Veneers: |
Thin, custom-made shells crafted of tooth-colored materials
designed to cover the front side of teeth in order to improve
appearance. |
|
Ventral surface: |
The underside, used when speaking of the tongue; thus the ventral
surface of the tongue is the underside of the
tongue. |