The Area Under the Curve of a Single-Breath Carbon Dioxide

question 28

Multiple Choice

The area under the curve of a single-breath carbon dioxide (SBCO₂) curve represents which of the following?

• A) Tidal volume
• B) Alveolar dead space
• C) Physiologic dead space
• D) Effective alveolar ventilation

---

Definitions:

Utility

A measure in economics of the satisfaction or benefit derived by consuming a product or service.

Total Utility

The total satisfaction or benefit derived by consuming a product or service; it increases as more units are consumed, up to a certain point.

Satisfaction

A measure of how products or services meet or surpass customer expectations.

Consumption

The use of goods and services by households or individuals, typically as it contributes to economic measures like GDP.