Across
- 1. The blood vessel which carries blood away from the heart
- 6. of heart beats per minute
- 7. Lowest blood pressure o arteries as left ventricle relaxes and fills with blood
- 9. The blood vessel which allows exchange of gases, nutrients, wastes between blood and tissues
- 10. Highest pressure on arteries as left ventricle contracts
- 11. Amount of blood ejected by the left ventricle on one contraction
- 12. Amount of air inhaled and exhaled per breath
- 13. Temporary shortage of oxygen in cells
- 15. Amount of oxygen needed to maintain consciousness
- 16. Blood vessel which carries blood back to the heart
- 17. Body muscles, organ, brains work together to produce heat
Down
- 2. The mechanism where sweat is released and cools when it evaporates
- 3. Amount of air moved into and out of the respiratory tract per minute
- 4. Force of blood pushing against your artery walls as heart pumps blood throughout the body
- 5. The widening of blood vessels
- 8. The narrowing of blood vessels
- 14. Amount of blood pumped through the circulatory system in a minute