Diagnosis of Heart Failure Cannot Be Made by Symptoms Alone

question 9

Multiple Choice

Diagnosis of heart failure cannot be made by symptoms alone since many disorders share the same symptoms.The most specific and sensitive diagnostic test for heart failure is:

• A) Chest x-rays that show cephalization and measure heart size
• B) Two-dimensional echocardiograms that identify structural anomalies and cardiac dysfunction
• C) Complete blood count,BUN,and serum electrolytes that facilitate staging for end-organ damage
• D) Measurement of brain natriuretic peptide to distinguish between systolic and diastolic dysfunction

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Definitions:

Market Price

The market price at which you can currently buy or sell a service or asset in a specified market.

Negative Economic Profit

A situation where a firm's total revenue is less than its total costs, including opportunity costs.

Market Price

The current value at which an asset or service can be bought or sold in a competitive marketplace.

Zero Economic Profit

A situation where a firm's total revenue is exactly equal to its total costs, including opportunity costs.