Dental terminology #2 Flashcards
Abrasion
Tooth wear caused by improper brushing or excessively forceful use of toothpicks or floss
Abutment
Tooth or teeth on either side of a missing tooth that supports a fixed bridge or removable partial
Acrylic resin
a plastic widely used in dentistry
air/mircro abrasion
A drill-free technique that blasts the tooth surface with air and an abrasive. The relatively new technology may avoid the need for an anesthetic and can be used to remove some tooth decay, old composite restorations and superficial stains, and discolorations, and prepare a tooth surface for bonding or sealants.
Alveolar bone
the bone surrounding the root of the tooth, anchoring it in place; loss of this bone is a possible sign of periodontal (gum) disease
amalgam
a common filling material used to repair cavities. Silver fillings contain mercury in combination with silver, tin, copper, and sometimes zinc
anaerobic bacteria
bacteria that do not need oxygen to grow; they are generally associated with periodontal disease
analgesia
a state of pain relief; an agent for lessening pain
antibiotic
a drug that stops or slows the growth of bacteria
antiseptic
a chemical agent that can be applied to living tissues to destroy germs
apex
tip of the root of a tooth
baby bottle tooth decay
decay in infants and children, most often affecting the upper front teeth, caused by liquids given and left clinging to the teeth for long periods
biofeedback
a relaxation technique that involves learning how to better cope with pain and stress by altering behavior, thoughts, and feelings
biopsy
removal of a small piece of tissue for diagnostic examination
bleaching
chemical treatment of natural teeth that uses peroxide to produce the whitening effect
bone resorption
decrease in the amount of bone supporting the roots of teeth; a common result of periodontal (gum) disease
bruxism
grinding or gnashing of the teeth, most commonly during sleep
calcium
an element needed for the development of healthy teeth, bones, and nerves
calculus
hard, calcium-like deposits that form on teeth due to inadequate plaque control, often stained yellow or brown (aka tar tar)
canker sore
sores or small shallow ulcers that appear in the mouth and often make eating and talking uncomfortable
cementum
hard tissue that covers the roots of teeth
cleft lip
a physical split or separation of the two sides of the upper lip that appears as a narrow opening or gap in the skin of the upper lip