Which of the following is the term that describes a volume of gas that is approximately 150 mL in the average adult and does not participate in gas exchange?

Question

Quizplus · Accepted Answer

The volume of conducting airway gas must be relatively small so that most of the inhaled breath can contact the gas-exchange membrane. The volume of this gas (including the upper airways) is only approximately 150 mL in the average adult, compared with a total inhaled volume per breath of approximately 500 mL. Because the conducting airways do not participate in gas exchange, they are called the anatomical dead space.

Which of the Following Is the Term That Describes a Volume