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Which of the following is the least preferred method of pre-cleaning instruments before sterilization?

Which of the following is the BEST recommendation for preparation of disinfectants?

Which one of the following is a loosely adherent mass of bacteria and cellular debris and is white or grayish-white in appearance? 

Saliva has many protective functions in the oral cavity.  Which of the following is the MOST important protective property of saliva in the caries process?

When there is an immediate drop in pH after carbohydrate consumption, this is termed __________

Which on of the following is NOT a factor in affecting glove integrity?

You have a cousin living in Tempe, AZ.  She told you that her community has recently begun adding fluoride to the community drinking water.  What would be the optimum concentration in the water supply for your cousin? 

Your patient John informs you that he only drinks one can of soda all day because he sips it slowly throughout the day; during oral hygiene instructions (OHI), you tell him___________________.

Alcohol based hand rubs have good or excellent antimicrobial activity against which of the following microorganisms?

Which of the following is a moderate risk factor for dental caries?