GENERAL ANATOMY
CARDIOVASCULAR SYSTEM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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3-5-4-2-1
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4-2-3-5-1
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4-3-2-5-1
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3-2-4-5-1
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Detailed explanation-1: -This group of muscle cells is called the cardiac conduction system. The main parts of the system are the SA node, AV node, bundle of HIS, bundle branches, and Purkinje fibers.
Detailed explanation-2: -A cardiac conduction system is a group of specialized cardiac muscle cells in the walls of the heart that send signals to the heart muscle causing it to contract. The main components of the cardiac conduction system are the SA node, AV node, the bundle of His, bundle branches, and Purkinje fibers.
Detailed explanation-3: -The cardiac conduction system comprises the following structures in order: SA node, internodal pathway and Bachmann’s bundle, AV node, bundle of His, bundle branches, and Purkinje fibers.
Detailed explanation-4: -Answer and Explanation: The correct answer is E. SA node, AV node, bundle of His, Purkinje fibres.