During the Period of Ventricular Filling

question 68

Multiple Choice

During the period of ventricular filling .

• A) it is represented by the P wave on the ECG
• B) blood flows mostly passively through the atria and the open AV valves into the ventricles
• C) pressure in the heart is at its peak
• D) the atria remain in diastole

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Definitions:

z

In statistics, 'z' typically refers to a z-score, a measure of how many standard deviations an element is from the mean.

Standard Normal Random Variable

A random variable that has a normal distribution with a mean of 0 and a standard deviation of 1.

P

Sometimes used as shorthand for "P-value," which assesses the strength of evidence against a null hypothesis in statistical testing.

z

A statistical measure representing the number of standard deviations a data point is from the mean of a distribution.