Nbdhe Dental Hygienist Practice Test Questions And Answers 100% Verified A+ Guaranteed

Polishing the teeth for at least ____ with pumice may remove 3-4 micrometers of enamel. {Ans: 3 minutes}Light curing typically occurs within ________. a. 15-seconds b. 20-30 seconds c. 45-60 seconds d. 90-seconds {Ans: b. 20-30 seconds exp: Sealant material typically cures within 20-30 seconds of exposure to the curing light. Always be sure to check the sealant for under-curing after the procedure is finished.}All of the following, except one, are instruments used in debridement around dental implants. Which one is the exception? a. Plastic resin b. Graphite c. Stainless steel d. Gold-tipped {Ans: Stainless steal}A vasoconductor does which of the following when used in conjunction with Lidocaine? a. Helps the drug get into the blood stream b. Helps the numbing drug work c. Helps the drug resist breaking down d. Makes the numbness wear off e. Makes the numbness last longer {Ans: e. Makes the numbness last longer}What nerve supplies the intrinsic muscles of the tongue? a. Trochlear b. Trigeminal c. Glossopharyngeal d. Hypoglossal e. Accessory {Ans: d. Hypoglossal}Which of the following is not an active ingredient in desensitizing toothpaste? a. Potassium nitrate b. Sodium citrate c. Carbamide peroxide d. Strontium chloride {Ans: