The rapid influx of calcium ions into pacemaker cells creates a positive membrane potential inside the cell and is responsible for the:
A) repolarization phase.
B) full depolarization phase.
C) slow initial repolarization phase.
D) minimum potential phase.
Correct Answer:
Verified
Q18: What surface groove separates the right and
Q19: The pulmonary circuit involves blood flow from
Q20: The visceral pericardium is the same as
Q21: What ion movement changes the membrane potential
Q22: Where should the left ventricle send blood?
A)left
Q24: What valve prevents the backflow of blood
Q25: What vessel(s)deliver oxygenated blood to the left
Q26: The long length of the cardiac action
Q27: A contractile cell with a sustained membrane
Q28: Blood in the right ventricle arrived from
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