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Circulatory 6:8 Study Guide
1. ______________The circulatory system is also known as the?
2. The circulatory system consists of the?
___________________
____________________
____________________
3. What is the function of the Circulatory system?
_____________________________________________________________
_____________________________________________________________
_____________________________________________________________
4. Describe the heart.
_____________________________________________________________
_____________________________________________________________
_____________________________________________________________
5. Where is the heart located?
_____________________________________________________________
_____________________________________________________________
6. Three layers of tissue form the heart. Define each.
Endocardium_________________________________________________
_____________________________________________________________
_
Myocardium__________________________________________________
_____________________________________________________________
Pericardium__________________________________________________
_____________________________________________________________
7. The muscular wall that separates the heart into a right side and left side is
called the ______________________________it prevents blood from
moving between the right and left sides.
8. What is the top part of the septum called?
_______________________________.
9. What is the lower part of the septum called?
_______________________________.
10. The heart is divided into 4 parts or chambers. What are the two upper
chambers called?
_______________________, ___________________________
11. What are the lower two chambers called?
_____________________. ______________________________
12. Which chamber receives blood as it returns from the body cells?
__________________________________
13. Which heart chamber receives blood from the right atrium and pumps
the blood into the pulmonary artery, which carries the blood to the lungs for
oxygen?
_________________________________________________________
14. Which chamber receives oxygenated blood from the lungs?
__________________________________
15. What type of valves in the chambers of the heart keep the blood flowing
in the right direction?
_________________________________
16. Which heart valve is located between the right atrium and right
ventricle? _______________________________________
17. Which heart valve is located between the right ventricle and the
pulmonary artery? __________________________________
18. Which blood vessel carries blood to the lungs?
_________________________________________________
19. Which heart valve is located between the left atrium and left
ventricle? ______________________________
20. Which heart valve is located between the left ventricle and the aorta?
___________________
21. Which is the artery is the largest in the body?
____________________
22. What is diastole?
_______________________________________________________
_______________________________________________________
23. What is
systole?_________________________________________________
_______________________________________________________