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A Dual-Chamber Pacemaker Is Surgically Placed in a Patient's Chest

Question 2

Multiple Choice

A dual-chamber pacemaker is surgically placed in a patient's chest.Wires then carry pulses to the right atrium and the right ventricle.Why would the pulses be carried to the right chambers of the heart and not the left chambers?


A) Because the right chambers are the natural pacemaker of the heart
B) Because the right chambers of the heart are weaker and need more stimulation
C) Because only the right chambers of the heart need to contract to move blood to the lungs
D) Because it is easier to run the wires from the pacemaker through the vena cava
E) Because once the right chambers are activated the pulse will be carried to the left chambers

Correct Answer:

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