The Patient Has New-Onset Restlessness and Confusion

question 34

Multiple Choice

The patient has new-onset restlessness and confusion.His pulse rate is elevated,as is his respiratory rate.His oxygen saturation,however,is 94% according to the portable pulse oximeter.The nurse ignores the oximeter reading and calls the physician to obtain an order for an arterial blood gas (ABG) .The nurse does this because many things can cause inaccurate pulse oximetry readings,including which of the following?

• A) O₂ saturations (SaO₂) >70%
• B) Carbon monoxide inhalation
• C) Nail polish
• D) Hypothermia at the assessment site
• E) Intravascular dyes

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Definitions:

Framingham Study

A long-term, ongoing cardiovascular cohort study on residents of Framingham, Massachusetts, which has contributed significantly to knowledge about heart disease.

Commonly Accepted Practice

A method or procedure that is widely regarded as standard or conventional in a particular field or industry.

Quantitative Research Design

A research methodology that focuses on gathering numerical data and analyzing it statistically to identify patterns, relationships, or trends.

Sample Size

The number of observations or datapoints in a study or statistical analysis.