Across
- 3. Phase of the heartbeat when the heart muscle contracts and pumps blood from the chambers into the arteries
- 5. phase of the heartbeat when the heart muscle relaxes & allows the chambers to fill with blood
- 6. Medical test that records the electrical activity of the heart
- 9. A simple, painless test that records the electrical activity at your heart
- 11. an electrical conductor
- 13. recurring series of events like the cardiac cycle
- 14. A point at which lines or pathways intersect or branch; a central connecting point
- 15. Any of the tubes forming part of the blood circulation system of the body, carrying in most cases oxygen-depleted blood toward the heart
- 16. The process of blood circulating through the body's tissue & organs, delivering oxygen & nutrients while removing waste products
- 17. Muscular layer of the heart
- 18. each of the two upper cavities of the heart from which blood is passed to the ventricles
- 20. shows the pressure your blood is pushing against your artery walls.
Down
- 1. the number of times your heart beats per minute
- 2. A hollow part or cavity in an organ
- 4. Any of the fine branching blood vessels that form a network between the arterioles and venules
- 7. Recurring series of events like the cardiac cycle
- 8. Process by which heat or electricity is directly transmitted through a substance when their is a difference of temp or electrical potential between adjoining regions
- 10. Relating to the heart & blood vessels
- 12. A rhythmical throbbing of the arteries as blood is propelled through them, typically as felt in the wrists or neck
- 18. any of the muscular-walled tubes forming part of the circulation system by which blood is conveyed from the heart to all parts of the body
- 19. Main artery of the body, supplying oxygenated blood to the circulatory system