Across
- 2. final phase of cardiac cycle
- 5. used to measure blood pressure
- 6. Middle layer of heart wall
- 7. also known as distributing arteries
- 9. Also called the muscular layer of a vessle
- 11. has non-oxygenated blood running back to heart
- 13. Node that starts off the electrical impulse
- 14. One of the parts of an erythrocyte
- 15. Heart at rest
Down
- 1. first layer of pericardium
- 3. helps keep heart cells together during constant
- 4. slow heart rate
- 8. Artery used to measure pulse
- 10. Least amount of white blood cells in body
- 11. looks like squished circle under microscope
- 12. how thick the blood is