Across
- 3. Having one pole or electrical charge
- 5. Having two poles or electrical charges
- 8. The recovery state of the cell
- 9. A pocket-sized tool used for measuring the height and width of the ECG waves and intervals
- 11. During this phase, the heart is contracting
- 12. A period of time between two points or events
Down
- 1. The resting state of the cell
- 2. During this phase, the heart is at rest and the atria fill with blood
- 4. A substance, structure, or event that does not naturally occur in a situation
- 6. An abnormal heart rate or rhythm
- 7. The state when the impulse hits the cell
- 10. An electrically charged atom or the smallest component of an element
- 13. Adhesive patches that conduct electricity from the body to the ECG machine wires