Read the following pages in the textbook: pages 671(start with sequence of excitation)-675 (up to mechanical events)
In the end, you should know the pathway of the electrical signal through the heart and how to read an ECG/EKG. You should be able to explain what is occurring in the heart during the PQRST waves on the ECG/EKG.
Then read the section on page 677-678 “heart sounds”.
Answer the clinical application questions # 1, 3, 4, 5, 6 on page 689.
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