Which of the Following Therapies Would Be Associated with the Largest

question 21

Multiple Choice

Which of the following therapies would be associated with the largest increase in arterial oxygen content in a patient with a PaO₂ of 70 mm Hg and hemoglobin of 10 g/dl?

• A) Oxygen administration to increase PaO₂ to 200 mm Hg
• B) Bicarbonate administration to raise hemoglobin affinity for oxygen
• C) Blood transfusion to raise hemoglobin to 14 g/dl
• D) Normal saline administration to raise cardiac output

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Definitions:

Psychological Theory

A set of principles aimed at explaining and predicting behavior, emotions, and thoughts.

Sugar Pill

A placebo used in clinical trials, a harmless pill given to participants for psychological effect rather than for a medical effect.

Control Group

In experimental research, a group of subjects that does not receive the treatment or intervention being studied and is used as a benchmark to measure the effects of that treatment.

Experimental Group

In research, the group of participants that receives the treatment or intervention being tested, contrasted with the control group.