This video describes the electrical events that occur in the heart, pacemaker potential, ANS regulation, and comparison to the cardiac cycle.
Time Stamps
Contractile, excitable, and conducting cells 0:04
Quick review of Action potential in a neuron 1:36
Pacemaker potential and SA node action potential 3:34
Electrical conduction through the heart 6:08
ECG 9:58
How ANS increases or decreases HR 12:16
Arrhythmias and PVCs 13:29
Back to cardiac cycle – comparison with ECG 15:37
Calculate stroke volume 22:25
Summary of events 23:08
Images from my Textbook: Human Biology, Anatomy and Physiology for the health Sciences
Images from Pixabay Royalty free stock images
