In the Previous Question, a "Best-Fitting" Line Drawn Through the Data

question 30

Multiple Choice

In the previous question, a "best-fitting" line drawn through the data points would most likely go

• A) straight across the page.
• B) straight down the page.
• C) from upper left to lower right.
• D) from lower left to upper right.

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Definitions:

First Heart Sound

The sound produced by the closure of the AV (mitral and tricuspid) valves at the beginning of ventricular contraction or systole.

Second Heart Sound

The second heart sound is produced by the closing of the aortic and pulmonary valves at the beginning of ventricular diastole.

Ventricular Systole

The phase of the cardiac cycle in which the ventricles contract, pumping blood out of the heart into the arterial system.

Ventricular Diastole

Dilation of the heart ventricles.