The short period of electrical inactivity between the end of the P wave and the start of the QRS complex is called the:
A) P pause.
B) PR segment.
C) PR interval.
D) PR pause.
Correct Answer:
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Q6: The deflections above and below the isoelectric
Q7: The distance between two "tic" marks is
Q8: The PR interval reflects all _ activity.
A)mechanical
B)atrial
C)cardiac
D)ventricular
Q9: The vertical lines on the EKG graph
Q10: No impulse can cause depolarization during the
Q12: On EKG graph paper,the distance in time
Q13: On EKG graph paper,the time between two
Q14: The EKG machine produces an upright deflection
Q15: When an EKG machine is turned on
Q16: Which of the following is NOT a
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