Long-term use of barbiturates can lead to physical and psychological dependence, a state similar to alcohol intoxication.

What is the primary mechanism of antiarrhythmic drugs?

A 45-year-old alcoholic patient with suspected liver cirrhosis needs an extraction of a badly abscessed tooth. The dental hygienist plans use 2 cartridges of lidocaine 2% with 1:100,000 epinephrine to numb the area in preparation for the extraction. What adjustments, if any, need to be made in the amount of local anesthetic administered?

Which drug class must be avoided during pregnancy in dentistry?

A 72-year-old male presents for periodontal therapy.Medical history: hypertension, arrhythmiaMedications: propranolol (nonselective beta-blocker), warfarinVitals: BP 150/90 mmHg Which combination of considerations is MOST appropriate?  

Your patient, Louis, is a 60-year-old man who has received consistent dental care for several years. He has moderate periodontitis and a family history of cardiovascular disease. He is otherwise healthy and a nonsmoker. Which of the following clinical recommendations do you provide?

Thatcher Company had a January 1, credit balance in its Allowance for Doubtful Accounts of $4,000 for the current year. The following transactions and events affected the Allowance for Doubtful Accounts during the current year:April 15Bean’s account receivable of $2,700 was deemed uncollectible.July 1Cho paid the full amount of a previously written-off account receivable. This receivable of $1,300 had been written off in the prior year.December 31Bad debts expense of $4,500 was estimated and recorded.What amount should appear in the allowance for doubtful accounts in the December 31, balance sheet for the current year? Show all work for credit.

The nurse would utilize which step when removing and applying dry dressing?

A nurse is preparing to administer medications to a patient receiving continuous enteral tube feeding via a gastrostomy tube. Which action by the nurse demonstrates correct medication administration technique?

Which action by the nurse indicates an understanding of managing a client with an enteral tube feeding?