All of the Following Can Lead to Inaccurate Peak Flow

question 54

Multiple Choice

All of the following can lead to inaccurate peak flow measurements except

• A)patient is fearful and anxious.
• B)not moving the indicator to the bottom of the numbered scale.
• C)not changing the disposable mouthpiece between patients.
• D)a crack in the peak flow meter.

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Definitions:

Propagation Delay

Any delay in communications from signal transmission time through a physical medium.

Radio

A technology that uses radio waves to transmit information, such as sound, by modulating properties of electromagnetic energy through space.

Satellite

A satellite is an artificial body placed in orbit around the earth or another planet to collect information or for communication.

Microwave

An electromagnetic wave with a wavelength in the range of 1 meter to 1 millimeter; also, a kitchen appliance that cooks food using microwave radiation.