Heart Block Is One Type of Electrical Defect in the Heart

question 15

Multiple Choice

Heart Block is one type of electrical defect in the heart in which the electrical signal from the sinoatrial node to the relay point is delayed.Predict the effect of Heart Block on the cardiac cycle.

• A)The atria relax for a shorter period of time.
• B)The atria relax for a longer period of time.
• C)The ventricles relax for a shorter period of time.
• D)The ventricles relax for a longer period of time.

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Definitions:

Prediction Interval Estimate

An estimate of an interval in which future observations will fall, with a certain probability, given what has already been observed.

Confidence Interval Estimate

A range of values defined so that there is a specified probability that the value of a parameter lies within it.

Coefficient Of Determination

A statistical measure that assesses the proportion of variance in the dependent variable predictable from the independent variable(s).

Coefficient Of Correlation

A numerical measure that quantifies the strength and direction of a linear relationship between two variables.