Use the Following Answer Code to Indicate Which Factor Involved

question 65

Short Answer

Use the following answer code to indicate which factor involved in the initiation and spread of cardiac excitation is being identified
a.SA node
b.AV node
c.bundle of His and Purkinje system
d.gap junctions
-Normal pacemaker of the heart

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Definitions:

Probability

A measure quantifying the likelihood that events will occur, ranging from 0 (impossibility) to 1 (certainty).

α

Typically used to denote the level of significance in hypothesis testing, representing the probability of rejecting a true null hypothesis or the threshold of rareness.

β

Often used to represent the slope coefficient in linear regression analysis, indicating the change in the dependent variable for a one-unit change in an independent variable.

Probability

The measure of the likelihood that a particular event will occur, expressed as a number between 0 and 1, where 0 indicates impossibility and 1 indicates certainty.