Which of the following is NOT a primary concern when abstracting for diagnoses of the ear and mastoid processes?

Air entering and leaving the lungs via inspiration and expiration is known as:

A) ventilation. B) respirations. C) perfusion. D) oxygenation.

From the following list, select the items associated with the metric system

a. liter b. gram c. grain d. scruple e. milligram f. drams g. minim