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Dental Hygiene National Board review

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Amalgam is considered to be the only dental restorative material that improves its marginal sealing with age. True or False?   True  
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What describes the rate at which new disease cases occur. It gives the number of disease cases or people becoming ill during a given period in a specified population.   Incidence  
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What is the percentage of the population that has the disease or condition. It gives a figure for a factor at a single point in time. It can tell us only what is happening at a certain point.   Prevalence  
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The degree to which a disease process extends is defined as the?   Extent of that disease  
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What denotes the middle most number in a number series?   Median  
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What measures the average number or score among the numbers included in the data set.   Mean  
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What denotes the most prominent or the number that appeared the most in the number list.   Mode  
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What tests correctly classify a group of patients as being free of disease based on their results. This test show the group of patients which are suffering from a particular disease.   High specificity tests  
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This occurs when a disease is present and test indicates that no disease is present.   False Negative  
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What does DMFT, DMFS stand for?   D stands for decayed or carious tooth surfaces within the oral cavity M stands for missing tooth surfaces within the oral cavity F stands for filled surfaces within the oral cavity. S stands for surfaces T stands for teeth  
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An infection of an unusually large number of individuals in a population at a given time.   Epidemic  
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A worldwide infection, often highly contagious.   Pandemic  
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An infection persistently found at low levels in a specific population   Endemic  
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Antiseptic useful against both Gram + and Gram - bacteria. It is bacteriocidal and bacteristatic. IMPORTANT: It's the most effective oral antimicrobial because it sticks to the teeth, working long-term.   Chlorhexidine  
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Has long term action like chlorhexidine, but a bit shorter. Reduces gingivitis, and is antimicrobial during handwashing.   Triclosan  
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Foaming agent in toothpastes. Antimicrobial without the residual long term effects of chlorhexidine and triclosan. May cause gingival sloughing.   Sodium lauryl sulfate  
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Antimicrobial and antigingivitis agents. No long term action. Used in mouthwashes.   Phenolic and quaternary ammonium compounds  
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What is the right of a patient to own choice of treatment performed in a manner based on personal preference.   Autonomy  
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What kind of questions can be answered in unlimited ways and manner and usually requires elaborative and long answers.   Open questions  
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What kind of question is designed to verify particular information by leading a person to a suggested answer.   Leading question  
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What kind of question provides questions that may ask information from a specific detail to a more general information or vice versa.   Funnel Question  
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