A Blood Gas Drawn from a Patient's Radial Artery While

question 31

Multiple Choice

A blood gas drawn from a patient's radial artery while she is breathing room air (21% oxygen) shows a PaO₂ of 85 mm Hg. What is the approximate A - aDO₂?

• A) 20 mm Hg
• B) 64 mm Hg
• C) 85 mm Hg
• D) 5 mm Hg

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Definitions:

Conditioned Response

A learned response to a previously neutral stimulus that has become associated with a biologically significant stimulus through conditioning.

CS-US Association

The process in classical conditioning whereby a previously neutral stimulus (CS) becomes associated with an unconditioned stimulus (US) to elicit a conditioned response.

Predictability

The extent to which future events or behaviors can be foreseen based on current knowledge or past events.

Private Thought Processes

Private thought processes refer to the internal, mental activities individuals engage in, such as reasoning, reflecting, and planning, which are not observable by others.