What Component of the Cardiac Conduction System Distributes Electrical Signals

question 31

Multiple Choice

What component of the cardiac conduction system distributes electrical signals through the papillary muscles directly?

• A) AV nodes
• B) AV bundle
• C) bundle of His
• D) Purkinje fibers
• E) SA node

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Definitions:

Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect exists between certain states or parameters in a population.

Significance Level

A threshold in hypothesis testing that determines the probability of rejecting the null hypothesis when it is actually true.

SRS

An acronym for Simple Random Sampling, a statistical method where each member of a population has an equal probability of being included in the sample.

Null Hypothesis

A statement or assumption that there is no effect or no difference, used as a starting point for statistical significance testing.