Which of the Following Is the Correct Sequence of Structures

question 13

Multiple Choice

Which of the following is the correct sequence of structures that allows the normal sequence of excitation to progress through the heart?

• A) Bundle of His, Purkinje fibers, Atrioventricular (AV) node
• B) Sinoatrial (SA), Purkinje fibers, AV node, Bundle of His
• C) Purkinje fibers, AV node, SA node, Bundle of His
• D) SA node, AV node, Bundle of His, Purkinje fibers
• E) Bundle of His, SA node, AV node, Purkinje fibers

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