Which of the following characteristics of heart cells is mechanical?
A) Automaticity
B) Contractility
C) Excitability
D) Conductivity
Correct Answer:
Verified
Q16: The P wave represents
A)atrial depolarization.
B)atrial repolarization.
C)ventricular depolarization.
D)ventricular
Q17: What electrical event must occur for atrial
Q18: Which of the following is NOT true?
A)Cardiac
Q19: In the action potential,phase 0 is
A)depolarization.
B)plateau.
C)rapid repolarization.
D)rest.
Q20: Which of the following correctly describes the
Q22: The pacemaker is the _ of the
Q23: A QRS complex with one positive deflection
Q24: A beat that appears on the rhythm
Q25: The ventricle's inherent rate is
A)20-40 beats per
Q26: The job of the cardiac conduction system's
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