A & P Study Guide
Cardiovascular System
1. The system is a network of organs and tubes that transport blood,
hormones, nutrients, oxygen, and other gases to cells and tissues throughout the body.
2. The major components of thecardiovascualar (circulatory) system are the blood vessels, blood, and
the .
3. are responsible for transporting blood throughout the body.
4. The circulatory system has 3 major types of blood vessels: ,, and
.
5. carry blood from the body back to the heart.
6. carry blood away from the heart to the rest of the body.
7. connect arteries to veins and form networks that exchange materials between
the blood and the cells.
8. are stronger and thicker than veins, as they withstand high pressures exerted by
the blood as the heart pumps it through the body.
9. -narrowing of the blood vessels diameter
10. -widening of the blood vessels diameter
11. -the smallest arteries and are farthest from the heart.
12. Most of the exchange between the blood and tissues takes place through the .
13. -a liquid connective tissue that serves as a transport system for supplying cells with
nutrients and carrying away their wastes.
14. The average human has quarts of blood circulating through their body.
