If 98.6°F is the normal adult oral temperature, what would it be if it were taken using a thermometer that measures in centigrade?

One criterion for the use of a dry-powder inhaler is the patient's ability to:

a. coordinate inspiration with actuation. b. hold the dry-powder inhaler 4 cm from the mouth. c. empty the powder into the dry-powder inhaler. d. inspire at flows greater than 40 L/min.

Which of the following factors affect pulmonary deposition of an aerosol? 1. Size of the particles 2. Shape and motion of the particles 3. Physical characteristics of the airways 4. Class of medication being delivered

a. 1 and 4 only b. 1 and 3 only c. 2, 3, and 4 only d. 1, 2, and 3 only