You are instructing a patient to use a Wright respirometer to measure a vital capacity. Which of the following should you include in your instructions to your patient?
I. Blow slowly and gently when you exhale.
II. Inhale completely until your lungs are full.
III. Blow as hard and as fast as you can.
IV. Keep blowing until your lungs are completely empty.

Question

Quizplus · Accepted Answer

To measure vital capacity, the patient should inhale completely (II) and then exhale slowly and gently until the lungs are completely empty (I and IV).

You Are Instructing a Patient to Use a Wright Respirometer