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What Do Pacemaker Cell Action Potentials Lack

Question 38
Multiple Choice

What do pacemaker cell action potentials lack? A) repolarization B) depolarization C) threshold D) plateau phase

Related questions
Q 39
Which of the following is NOT a population of pacemaker cells in the heart? A) sinoatrial (SA) node B) atrioventricular (AV) node C) Purkinje fiber system D) papillary muscles
Q 40
Which of the following pacemaker cell populations has the fastest intrinsic rate of depolarization at about 60 times per minute? A) atrioventricular (AV) node B) Purkinje fiber system C) sinoatrial (SA) node D) atrioventricular (AV) bundle
Q 41
What normally serves as the pacemaker of the entire heart? A) Purkinje fiber system B) atrioventricular (AV) node C) sinoatrial (SA) node D) atrioventricular (AV) bundle
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