What Causes a Heart Block Dysrhythmia

question 32

Multiple Choice

What causes a heart block dysrhythmia?

• A)The ectopic focus originates above the ventricles.
• B)The electrical current has difficulty traveling down the normal conduction pathway.
• C)The rhythm originates at the AV junctional tissue, producing retrograde depolarization.
• D)An ectopic beat originates in the right or left atrium, resulting in abnormal conduction.

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