Which of these statements about the sinus node is FALSE?
A) It is the normal pacemaker of the heart.
B) It has the fastest inherent rate of all the possible pacemaker sites.
C) It is the slowest pacemaker of the heart.
D) It fires at an inherent rate of 60-100 beats per minute.
Correct Answer:
Verified
Q35: The area of the conduction system that
Q36: The normal pacemaker of the heart is
Q37: On EKG paper,one big block represents
A)0.04 sec.
B)0.10
Q38: What is TRUE about the following intervals:
Q39: If a pacemaker becomes irritable and fires
Q41: The normal rate of the sinus node
Q42: The EKG is a recording of the
A)heart's
Q43: If a heart rhythm is slower than
Q44: The cardiac cell,at rest,has a transmembrane potential
Q45: The PR interval measures the time it
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