The Patient Has New-Onset Restlessness and Confusion

question 25

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:

Paranoia

A mental condition characterized by delusions of persecution, unwarranted jealousy, or exaggerated self-importance, often disconnected from reality.

Credit Score

A numerical expression based on a level analysis of a person's credit files, representing the creditworthiness of an individual.

Interest Rate

The percentage of a sum of money charged by a lender to a borrower for the use of the money.

APR

Annual Percentage Rate, the yearly interest rate charged to borrowers, including fees and other costs, providing a complete picture of the loan's cost.