Using the 40-50-60/70-80-90 Rule, What PaO₂ Would Be Predicted If

question 29

Multiple Choice

Using the 40-50-60/70-80-90 Rule, what PaO₂ would be predicted if the SpO₂ were 80%?

• A) 50 mm Hg
• B) 70 mm Hg
• C) 60 mm Hg
• D) 40 mm Hg

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Definitions:

Cardiac Muscle Fibers

Specialized muscle cells in the heart characterized by their ability to contract rhythmically and continuously without fatigue to pump blood throughout the body.

Skeletal Muscle Fibers

Cellular components of skeletal muscles that contract to produce voluntary movements of the body.

Voluntary Control

The ability to consciously control movements of the body or parts of the body, such as limbs.

Striated

Having a series of linear marks, grooves, or ridges; often used to describe muscle tissue that appears striped under a microscope.