Why Do Pressure-Flow Estimates of Orifice Size Decrease in Accuracy

question 11

Multiple Choice

Why do pressure-flow estimates of orifice size decrease in accuracy when the orifice area exceeds 80 mm²?

• A)Limitations of the pneumotachograph to record high rates of airflow
• B)Limitations of the transducers to detect small pressure changes
• C)Limitations of the pneumotachograph to record an increase in nasal airflow
• D)Limitations of the transducers to measure an increase in nasal resonance
• E)Limitations of the transducers to detect a decrease in oral airflow

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Definitions:

Liability Account

An accounting record of obligations or debts that a company owes to others, typically outside of the company.

Increase

An upward adjustment or growth in value, quantity, or size.

Owner's Equity

The residual interest in the assets of the entity after deducting liabilities, representing the ownership interest in the company.

Salaries

Compensation paid to employees for work performed, often expressed as an annual sum or hourly wage.