What Is the Normal FEF25-75% for a Healthy 20 Year

question 15

Multiple Choice

What is the normal FEF25-75% for a healthy 20 year old male?

• A) 270 L/min
• B) 210 L/min
• C) 370 L/min
• D) 310 L/min

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Definitions:

Sinus Arrhythmia

A naturally occurring variation in heart rate that occurs during a breathing cycle, typically considered normal.

Sphygmomanometer

A device used to measure blood pressure, typically consisting of an inflatable cuff, a measuring unit (either mercury or aneroid), and a mechanism for inflation which may be manual or automatic.

False High

An inaccurately elevated measurement or reading, often due to procedural or equipment errors.

Hemoglobin

A protein in red blood cells responsible for carrying oxygen from the lungs to the rest of the body.