A 63-Year-Old Man Is Experiencing an Acute Exacerbation of His

question 3

Multiple Choice

A 63-year-old man is experiencing an acute exacerbation of his congestive heart failure in the intensive care unit. Among other treatments, the physicians have decided to start a drug infusion that will increase the contractility of his heart while having a minimal effect on his systemic vascular resistance. Which of the following would be the best option?

• A) Epinephrine
• B) Dobutamine
• C) Isoproteronol
• D) Norepinephrine
• E) Phenylephrine

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Definitions:

Price Elasticity of Demand

An indicator of the sensitivity of demand for a product to variations in its price.

Advertising-Sales Ratio

The ratio of advertising expenditure to sales revenue, used as a measure of the effectiveness and intensity of advertising efforts.

Consumer Demand

The desire and ability of consumers to purchase goods and services at various prices.

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