3 Questions
What is the primary factor affecting heart rate?
Autonomic nerves activity
Which of the following decreases the slope of phase 4 in the SA node?
Activation of KAch
What effect does Bradycardia have on heart rate?
Decreases heart rate
Test your knowledge on the factors that affect the rate of discharge of the SA node, which ultimately determines heart rate. This quiz covers topics such as autonomic nerve activity, parasympathetic activity, acetylcholine muscarinic receptors, and more. Whether you're a medical student or simply interested in learning about the heart's electrical activity, this quiz is for you. Get ready to dive into the world of cardiology and discover the intricacies of the SA node.
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