A 40-Year-Old Man Is Brought to the Emergency Department Due

question 229

Multiple Choice

A 40-year-old man is brought to the emergency department due to 5 episodes of bloody emesis. He also describes epigastric pain over the last month that was relieved by over-the-counter antacids. He has a history of alcohol disorder. The patient has smoked a pack of cigarettes daily for the last 15 years. Blood pressure is 80/45 mm Hg and pulse is 130/min and regular. Extremities are cool to the touch with loss of skin turgor. Intravenous access is obtained via 2 large-bore peripheral catheters, and rapid infusion of 2 liters of normal saline is initiated. This intervention is most likely to increase which of the following hemodynamic parameters?

• A)Aortic wall elasticity
• B)Diastolic ventricular compliance
• C)End-diastolic sarcomere length
• D)Heart rate
• E)Plasma renin activity
• F)Total peripheral resistance
• G)Ventricular muscle contraction velocity

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Income Loss

Refers to a decrease in earnings or revenue, often due to unexpected events, market changes, or operational failures.

Interest Rates

The cost of borrowing money, expressed as a percentage of the amount borrowed, or the return on investment for savings and loans.

Mortality Rates

A measure of the number of deaths in a particular population, scaled to the size of that population, per unit of time.

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An increase in an individual's or economy's income or earnings over time.