Crest Article #413: Ortho 101 for the Dental Professional, Dental Health Education Exam II Questions & Answers Already Passed!!

Fixed orthodontic appliances _______________. A. allows easy access for plaque removal B. are only used in order to prevent relapse C. will not assist in compliance of wear time D. may be functional in nature through using orofacial muscles to add force for movement - Answer-D. May be functional in nature through using orofacial muscles to add force for movement Biofilm is _______________. A. an orthodontic radiograph B. a functional appliance that is cemented in the patient's mouth C. used on brackets to prevent injury to the soft tissues D. matrix of microbial societies, which communicate with one another - Answer-D. matrix of microbial societies, which communicate with one another In the Cochrane Study, orthodontic patients had ______% reduction of gingivitis after 3 months of power toothbrush usage as compared to manual toothbrushing. A. 6 B. 11 C. 17 D. 50 - Answer-B. 11 _______________ are living microorganisms used in dentistry to help decrease incidences of dental caries and periodontal disease. A. Fluoride lozenges B. ProbioticsC. Chemotherapeutics D. Ligatures - Answer-B. Probiotics Fluorapatite is considered _______________ as compared to hydroxyapatite. A. higher in calcium ions B. higher in phosphate C. more structurally and chemically sound D. a stronger bonding agent - Answer-C. more structurally and chemically sound Streptococcus mutans assists Lactobacillus in the caries process by _______________. A. creating a by-product to feed and energize it B. increasing an acidic environment causing demineralization allowing easier penetration C. eliminating competing bacteria D. facilitating the amount of plaque present - Answer-B. increasing an acidic environment causing demineralization allowing easier penetration The presence of _______________ demonstrates good periodontal health. A. Lactobacillus paracasei B. Streptococcus mutans C. Streptococcus oralis D. Lactobacillus rhamnosus - Answer-C. Streptococcus oralis Xylitol is _______________. A. used to kill all streptococcus bacteria B. present in all toothpastes C. a product used to prevent caries D. only present within a tropical fruit found in the rain forests of the Amazon - Answer-C. a product used to prevent caries_______________ was originally approved by the FDA for sensitivity use. A. Xylitol B. Probiotics C. Chemotherapeutics D. Fluoride varnish - Answer-D. Fluoride varnish _______________ is used as an orthodontic cement having the ability to release fluoride. A. Glass ionomer B. Xylitol C. Varnish D. IRM - Answer-A. Glass ionomer A functional appliance is one that utilizes jaw movement and muscle action to produce ___________________. A. a higher flow of saliva to prevent decay B. an outcome that does not require any retention C. additional room in the jaw to eliminate 3rd molar removal D. selection force on the teeth and jaws - Answer-D. selection force on the teeth and jaws A five-carbon sweetener that is considered a sugar alcohol is _______________. A. xylitol B. sorbitol C. sucrose D. fructose - Answer-A. xylitol _______________ has shown to decrease the amount of fluoride needed in the remineralization process. A. Xylitol B. Streptococcus uberisC. Tricalcium phosphate D. Triclosan - Answer-C. Tricalcium phosphate A ligature is _______________. A. an orthodontic appliance B. used to help improve pronunciation in orthodontic patients C. another term for archwire D. used to tie the wire to the bracket - Answer-D. used to tie the wire to the bracket Oral irrigation has shown significant reductions in plaque and bleeding in as little as ______ weeks of use. A. 2 B. 4 C. 6 D. 8 - Answer-B. 4 If the public relies too heavily on a particular media source (ie. facebook), it creates even more of a problem if each individual is not willing to filter the content, but it takes totally at face value True or false - Answer-True In the case of claustrophobia with the nasal hood, you can set the N2O2 at 50% and hold it approximately 3 inches above the nose for a little while before seating it over the nose True or false - Answer-True Diffusion hypoxia might be indicated by... (choose all that might apply) -Can be caused by multiple repeated fluctuations in concentration increases and decreases -Headache -Nausea-Dizziness - Answer--Can be caused by multiple repeated fluctuations in concentration increases and decreases -Headache -Nausea -Dizziness Pediatric patients with limited communicative ability are best treated with... - Answer-Physical restraint The conclusion of a presentation serves all of the following EXCEPT: - Answer-Provides an evaluation of facilitator effectiveness Skills required for successful and effective presentations vary widely depending upon the setting (e.g., school, community, worksite) True or false - Answer-False