When Fired Inside the Mouth, What Percentage of the Drug

question 117

Multiple Choice

When fired inside the mouth, what percentage of the drug dose delivered by a simple metered-dose inhaler (MDI) deposits in the oropharynx?

• A)about 20%
• B)about 40%
• C)about 60%
• D)about 80%

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Definitions:

Aerial Roots

Roots that are not buried in soil but instead hang in the air, found in certain plants, where they absorb moisture from the atmosphere and sometimes aid in attachment.

Soil PH

A measure of the acidity or alkalinity of soil, affecting nutrient availability, microbial activity, and plant growth.

Acidic Soil

Soil with a pH value below 7, characterized by its capacity to mobilize some nutrients while potentially limiting the availability of others, affecting plant growth and soil health.

Pygmy Forest

A unique ecosystem characterized by stunted trees, often found on nutrient-poor, acidic soils.