Figure 20-2 Cardiac Cycle

question 119

Multiple Choice

Figure 20-2 Cardiac Cycle
Use Figure 20-2 to answer the following question:
-What occurs at "A" on the graph?

• A)semilunar valve opens
• B)semilunar valve closes
• C)AV valve opens
• D)AV valve closes
• E)end systolic volume

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Definitions:

Classical Economics

Laissez-faire economics. Our economy, if left free from government interference, tends toward full employment. The prevalent school of economics from about 1800 to 1930.

Fiscal Policy

Manipulation of the federal budget to attain price stability, relatively full employment, and a satisfactory rate of economic growth.

Recessions

Periods of temporary economic decline during which trade and industrial activity are reduced, generally identified by a fall in GDP in two successive quarters.

Equation of Exchange

An economic equation (MV = PQ) that relates the money supply (M) and its velocity (V) to the price level (P) and quantity of goods sold (Q).