What is the second most numerous leukocyte in the blood?

Which of the following are types of heat and moisture exchangers (HMEs)? 1. Simple condenser 2. Hygroscopic condenser 3. Hydrophobic condenser

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

When patients are categorized according to personal characteristics, services received, facilities used, and sources of payment, it is called what?

A. a data set B. a data element C. a minimum data set