Across
- 1. __ blood goes to the left side of the heart to be
- 6. High blood pressure.
- 7. A muscular partition separating right and left sides of the hear
- 8. The number of chambers and vlaves the heart has.
- 9. ___ system that is made up of the heart and blood vessels.
- 12. A type of pressure experienced in the arteries while the heart beats.
- 13. Can beat by itself.
- 15. A muscle that contracts when the heart beats.
- 16. Protects and anchors the heart.
Down
- 2. Takes blood away from the heart.
- 3. "__ hormones": Epinephrine and norepinephrine
- 4. EKG
- 5. A system that transports substances too large to diffuse into blood
- 10. Irregular heartbeats.
- 11. Low blood pressure.
- 14. to the rest of the body through the aorta.