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Understanding ECG Electrophysiology Video
ACLS Certification Association videos have been peer-reviewed for medical accuracy by the ACA medical review board.
Video at a Glance
- This video explains cardiac electrophysiology.
- It starts with two types of cells found in the heart: electric cells and mechanical cells.
- The electrical cells stimulate and move electricity throughout the heart.
- The mechanical cells respond to the electrical activity by contracting and pumping.
- It is possible to have electrical activity without mechanical activity.
- ECGs only tell the healthcare provider about the electrical activity in the heart but nothing about the mechanical activity.
- The brain is not needed to stimulate the electrical activity in the heart.
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