Which of the following is a FALSE statement about sympathetic activity to the SA node?
A) The rate of spontaneous depolarization is increased.
B) Norepinephrine binds to beta1 adrenergic receptors.
C) Potassium channel closing is enhanced.
D) cAMP levels in the pacemaker cells increases.
E) Funny channel opening is enhanced.
Correct Answer:
Verified
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