In the normal heart, the has the highest rate of discharge and sets the rate of depolarization for the heart as a whole.
A) bundle branches
B) AV bundle
C) AV node
D) SA node
Correct Answer:
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Q4: Bradycardia describes a heart rate of _.
A)
Q5: The T wave of the ECG represents
Q6: During exercise, the heart rate .
A) decreases
Q7: The electrocardiogram (ECG) shows a record of
Q8: Ventricular fibrillation is .
A) fluttering of the
Q10: In sequential order, the components of the
Q11: The middle and largest deflection wave in
Q12: If the AV node is damaged so
Q13: A normal Q-T interval is .
A) 0.08
Q14: Atrial fibrillation is .
A) slow, strong ventricular
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