A Patient on the Ventilator Remains Hypoxemic Despite the Application

question 2

Multiple Choice

A patient on the ventilator remains hypoxemic despite the application of PEEP and a high F_IO₂. Which assessment finding would you expect if a hemodynamic profile were performed?

• A) Decreased pulmonary vascular resistance
• B) Decreased cardiac output
• C) Increased right ventricular stroke work
• D) Increased saturation of venous oxygen

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Definitions:

Classical Conditioning

A teaching mechanism involving the link between a stimulus found in the environment and one that naturally exists.

Positive Reinforcer

A stimulus which, when presented after a behavior, increases the likelihood of that behavior being repeated.

Conditioned Stimulus

A conditioned stimulus is a previously neutral stimulus that, after becoming associated with an unconditioned stimulus, elicits a conditioned response.

Unconditioned Stimulus

In classical conditioning, a stimulus that naturally and automatically triggers an unconditioned response without prior learning.