Cardiovascular System
https://www.youtube.com/watch?v=X9ZZ6tcxArI
1.What does the heart and cardiovascular system do for our body?
2. What is the main goal of the heart?
3. Liquid moves from ___________________ to ___________________ pressure.
4. How many liters of blood does the average human have?
5. How many beats per minute does your heart beat?
6. Where is your heart found in your body?
7. How many chambers does the human heart have?
8. What are the chambers of high and low pressure called?
9. Each chamber of your heart has a valve. What is the function of valves?
10. Arteries carry blood __________________from the heart
Veins carry blood _____________________ the heart
11. Using a blue writing utensil draw the path of blood leaving the heart. Using a red writing utensil draw the path of blood entering the heart.