Which of the Following Is False About the Use of the Peak

question 19

Multiple Choice

Which of the following is false about the use of the peak expiratory flow rate (PEFR) in assessing a patient's response to bronchodilator therapy?

• A)PEFR and lab spirometry forced vital capacity values may correlate poorly.
• B)PEFR is the standard for determining bronchodilator response.
• C)Some peak flowmeters are more accurate and reliable than others.
• D)The peak flow measure is effort and volume dependent.

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Definitions:

Grounding Conductor

An electrical wire that provides a path for electrical current to travel safely to the ground in case of a fault.

Shock Hazard

A dangerous condition where an individual could come into contact with an electrical energy source, potentially causing electric shock.

Complete Circuit

A closed circuit in which an electrical current can flow uninterruptedly from the power source through the load and back.

Grounding Prong

The metal prong on a plug designed to connect the electrical device safely to the ground, reducing the risk of electric shock.