Dental nurse 315 exam Questions + Answers Graded A+

It is the difference for prepare a tooth for filling and prepare the tooth for an inlay - ️️UNDERCUT Instruments tha should be set out for a patient attending with a removable orthodontic appliance are: - ️️Adam's universal and spring forming pliers It used to remove the pulp (nerve) - ️️BARBED BROACH Upper incisors protrude and the overjet is increased - ️️CLASS II Div I Adam's universal pliers used for - ️️Orthodontics A horizontal overlap is called - ️️OVERJET Orthodontic brackets are fixed with - ️️Glass Ionomer Acid etch used for composite fillings contains - ️️33% phosphoric acid siqveland matrix band is used for - ️️Class II amalgam restorations Composite dental materials are mechanically adhesive after etching to - ️️ENAMEL The successful obturation of the root canal is aided by - ️️Lateral condensers A *barbed broach* is used in endodontics to - ️️Remove canal contents Irreversible pulpitis can be treated by - ️️Extraction A mesiodens is - ️️supernumery tooth A sign of gingivitis is - ️️False Pocket The recommended concentration of fluoride in the water supply is - ️️1 ppm (part per million) The approximate concentration in ppm of fluoride in fluoride toothpaste recommended for adults is - ️️ppm The early stage of caries appears as - ️️White spotBacterial acid attack on tooth enamel results in - ️️DEMINERALISATION The *usual retentive component* of a removable appliance is - ️️CRIB A natural space occurring between erupted teeth in either arch is called - ️️Diastema It is a part of the removable appliance - ️️Labial bow A vertical overlap is called - ️️OVERBITE The purpose of an orthodontic retainer is - ️️Stabilise teeth while the bone remodels A patient who sucks their thumb often has - ️️Proclined incisors and an anterior *open bite* A functional orthodontic appliance will move teeth by: - ️️Increase overbite Proclined upper central incisors is a feature of - ️️Class II Div I The most appropriate advice for a patient who has been supplied with an upper removable appliance - ️️Remove it when eating It is a part of the fixed appliance - ️️Bracket Good oral hygiene is important for those patients who? - ️️Are wearing any orthodontic appliance Functional appliances work by using - ️️Muscular forces to move the *jaw* Congenitally absent teeth are those which? - ️️Have been missing since birth The impression material often used for denture construction is - ️️ALGINATE (irreversible hydrocolloid) A fixed movable type of bridge is necessary in some circumstances to allow - ️️Slight movement at the bridge joint The inhalation or swallowing of endo instruments can be prevented by the use of: - ️️- Parachute chains - Rubber dam - Floss ties around the instrumentsA bridge which has retainers several teeth away from the pontic is called a - ️️Spring cantilever bridge The instrument used to curette infected or cystic debris from a surgical site is - ️️Mitchells trimmer An oroantral fistula is most likely to develop following the attempted extraction of - ️️Upper molar roots The commonest post operative extraction complication is - ️️A localised *osteitis* Critical pH is - ️️5.5 Streptococcal bacteria have been indicated in causing - ️️Caries The natural repair of enamel is known as - ️️Remineralisation The wear of the teeth by *grinding* is known as - ️️ATTRITION The hard rock like substance found commonly on the lingual surfaces of anterior teeth is known as - ️️CALCULUS Excessive consumption of fluoride can result in - ️️FLUOROSIS Titanium implants can be used in edentulous patients to - ️️Replace teeth A tooth which is correctly root filled but has residual periapical pathology may require - ️️Apicectomy A Willis Gauge is used to measure - ️️intercanthal distance The bacteria in plaque turns sugar into - ️️Lactic acid Inflammation around an erupting tooth is known as - ️️PERICORONITIS Topical fluoride includes: - ️️Mouthwash Toothpaste Varnish How does the first stage of periodontal disease initially present? - ️️CHRONIC GINGIVITISWhich is most effective at reducing periodontal disease? - ️️Having a good oral hygiene routine What is the most important message for the prevention of caries? - ️️Reducing the frequency of sugar intake Dental caries is - ️️Irreversible disease of the tooth structure The first stage of plaque formation is - ️️Acquired pellicle