Before inspiration and actuation of a metered dose inhaler, the patient should exhale to which of the following?

Question

Quizplus · Accepted Answer

Before inspiration and actuation of a metered dose inhaler, the patient should exhale to functional residual capacity. This means that the patient should exhale until they have emptied their lungs of the normal amount of air they exhale during quiet breathing, but still have some air left in their lungs. This will allow for better delivery of the medication to the lungs. Exhaling to total lung capacity, residual volume, or expiratory reserve volume would be inappropriate and could lead to ineffective delivery of the medication.

Before Inspiration and Actuation of a Metered Dose Inhaler, the Patient