Calculate the following dosages by using dimensional analysis. A dosage of 0.3 g was ordered. The strength available is 0.4 g in 1.5 mL. How many mL should be given?A.      0.5 mLB.      1.1 mLC.      1.8 mLD.      2.3 mL

What is the alleged benefit of using heliox mixtures to ventilate patients who have severe airway obstruction?

A. A lower tidal volume is generally needed. B. The adverse effects of applied PEEP tend to be less. C. Lung emptying is sometimes facilitated. D. Ventilators often operate better when heliox mixtures are used as the source gas.

Which oral hygiene device should the dental assistant recommend to the patient who has a fixed bridge?

denture brush toothpick mouth rinse floss threader