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More cards in this set
Card 6
Front
What is the sino-atrial node?
Back
Card 7
Front
How many times per minute foes the SAN initiate a wave of excitation?
Back
Card 8
Front
What is thr SAN also known as?
Back
Card 9
Front
Where does the wave of excitation spread first in contracton of the atria?
Back
Card 10
Front
How does the excitation wave travel over the walls of both atria?
Back
Card 11
Front
What happens to the cells as the wave of excitation passes?
Back
Card 12
Front
What is different about the tissue at the base of the atria?
Back
Card 13
Front
Where is the atrio-ventricular node?
Back
Card 14
Front
What happens to the wave of excitation when it reaches the atrio-ventricular node?
Back
Card 15
Front
Why is the excitation wave delayed?
Back
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